Math
The process of calculation involving numbers. Find questions about math-related topics such as Geometry, Trigonometry and more here.
Total questions 320800
Are there any even prime numbers other than two?
No. The explanation for that answer is: A "prime" number is defined as "Any number which can only be divided by itself and by...
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How many cubic feet are in a gallon?
1 cubic foot = 7.48051945 US gallons1 US gallon = 0.133680556 cubic feet Also, 1 cubic foot = 1728 cubic inches 1 US gallon...
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There is a bus with 7 children inside. Each child has 7 bags. Inside each bag there are 7 big cats. Each big cat has 7 small cats. All cats have 4 legs each. How many legs are on the bus?
As a riddle, the answer is zero legs on the bus since the bus has wheels instead of legs. But as a maths problem; It's not a...
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What is a positive integer?
Positive integers are all the whole numbers greater than zero: 1, 2, 3, 4, 5,... where the notation ... means the list goes on...
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How do you calculate attrition?
As the economy continues to improve, more call centers are again grappling with an old foe - high agent turnover (attrition)....
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How do you convert a room 24 by 36 into square feet?
Assuming you meant "24 feet by 36 feet": Take the length times the width. 24 × 36= 864 ft2 just multiply the length and...
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How much does 1 cubic yard of top soil weight?
A cubic foot of top soil weighs in the neighborhood of 75 - 100 pounds. There are 27 cubic feet in a cubic yard. Hence, one cubic...
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What kind of math is involved in chemistry?
Here are opinions and answers from FAQ Farmers: Chemistry classes involve balancing chemical equations. This process uses the...
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What is a polygon?
A polygon is a closed, 2-dimensional (planar) shape made up of three or more straight line segments connected end to end to...
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Who made the abacus?
The abacus was invented by the ancient Chinese. Different types of abacuses have been invented by many others such as the romans...
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What is mathematical Pi?
Pi (symbol π ) is a mathematical constant whose value is the ratio of any circle's circumference to its diameter in Euclidean...
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What is the exact value of pi?
Pi is the ratio of the circumference of a circle to its diameter. It cannot be written exactly as a decimal because it is a...
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What do you call 1 followed by 100 zeros?
A googol. Also on a side note this word is where the company "Google" gets its name. The inventors of the name originally...
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What is the biggest number other than infinity?
This question can not be answered for the following two reasons: In the modern real number system, there is no limit to how...
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How many cups are in eight ounces?
A US cup is 8 fl ounces ONE CUP = 8 OZ if you cook , buy a set of dry ingrediant measuring cups and a...
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How many cups are in a quart?
There are 4 cups (32 ounces) in one US quart, 5 cups (40 ounces) in one imperial quart.
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What is Mathematica software used for?
If you studied math, engineering, or computers in high school and college then you most likely have heard of Mathematica...
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What is the weight of 10 liters of Alum?
The answer to this question depends on the form of the aluminum. If the aluminum is a complete solid that has an actual volume of...
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How many feet are in a yard?
3 feet= 1 yard 6 feet= 2 yards 9 feet= 3 yards
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How do you figure out the number of cubic feet in a yard of sand?
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What is the difference between positive integers and negative integers?
The integers are a special set of numbers often called whole numbers. Whole numbers, however, consist of the counting numbers...
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How many grains of sand are there in the world?
Here's an entry that answers that question while answering another interesting one. From Argonne National...
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How many square feet are in a square yard?
9 square feet length x width = square area 1 yd = 3 ft 3' x 3' = 9 sq.ft
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Are there any math or algebra words that start with J besides justification?
Jacobian, for example. It's the matrix of first derivatives of a vector valued function with respect to all its arguments. For...
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What number of measurements fall into each class?
Class frequency.
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What kind of math is used in physical science?
The kind of math used in physical science depends on the level of the work. In a high school-level science class, it is likely...
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What is a positive and negative integer?
Integers can be thought of as the "whole numbers" or "counting numbers" with which we are already familiar. The positive ones, 1,...
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What is the prime factorization of 1994?
1994 = 2 x 997
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What geometer was born in Turkey?
I believe the following geometers were born in turkey; Thales of Miletus (c. 630-c 550) Anaximander of Miletus (c. 610-c. 547)...
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Who invented the number system?
Quote from Wikipedia.org "The first known use of numbers dates back to around 30000 BC when tally marks were used by Paleolithic...
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What number comes next in the sequence 1 2 6 42 1806?
The Answer is 3,263,422 n*(n+1) = x (where n equals the previous x) 1*(1+1) = 2 2*(2+1) = 6 6*(6+1) = 42 42*(42+1) =...
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What is the chaos theory?
the shorthand is the butterfly effect:a butterfly can flap its wings in peking and in central park you can get sunshine instead...
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What is 6.56 feet divided by 9.0 inches?
First, we shall convert feet to inches or inches to feet. It is better to have the same unit while solving these kind of...
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What is a Platonic bag?
A Platonic solid is the 3-D shape equivalent of a polygon: it is a three dimensional figure whose sides are congruent, regular...
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What is the largest known number?
The largest number with a name that is considered to actually have a use is Graham's number. It is used in field of math known as...
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What is the root of a number called?
There is some confusion on the questioner's part. A root is a root. Numbers have many roots. The square root of 64 is 8, and...
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How many bricks would you need if the area of a patio is 396 square feet and one brick is 4'' x 8''?
If you lay out your bricks, 3 wide and 3 long, you'll get an area 12 inches x 24 inches. So every 9 brick, you'll cover 2 square...
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How many kilometres are in a mile?
1 mile = 1.609344 kilometres. 1 kilometre = 0.6213711 miles. 1 nautical mile = 1.852000 kilometres. 1 kilometre = 0.5479452...
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What is the smallest number?
A Discussion exists about this question. Click the View Discussion button below this answer to view it and take part. ...
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Why is 1 not a prime number?
Very simple answer actually. The "real" definition of a prime number is "a natural number that has exactly two distinct natural...
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Is mathematics becoming too difficult in school or are kids in the US not caring about it?
I suspect it varies a lot. I believe it can become much more difficult and consequently become more interesting as well. I'm...
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What is a skeletal system?
The bodily system that consists of the bones, their associated cartilages, and the joints, and supports and protects the body,...
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How many 12x12 inch bricks would you need to lay for a 396 foot patio?
A 12" x 12" brick covers an area of one square foot. Assuming your patio is 396 square feet, then you would need 396 bricks....
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A rather long number ends with an 8 If this digit ie the 8 is shifted to the front position you obtain a number twice the original number Find this number?
The number is 421052631578947368 multiplied by 2 equals 842105263157894736. The 8 moves from front to back
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What is the formula for finding the volume of a cylinder?
A cylinder has a round base and a given height. The area of the base must be found first, and then it can be multiplied by the...
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What is the formula for calculating the volume of a hexagonal shape?
First we assume it is a regular hexagon meaning all the angles are the same and the sides are the same length. Recalling that a...
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What is a combination in mathematics?
A combination is an arrangement of objects in which order does not matter. There are 3 books on a shelf, a Math (M) book, a...
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How do you multiply integers?
An integer is a number with no fractional or decimal part. Multiplication is an operation closely associated with addition. In...
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What is a set of numbers representing some sort of information from the sample population?
One example is the "Five Number Summary" consisting of the sample's minimum, lower quartile, median, upper quartile and...
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Who was Blaise Pascal and what did he do?
Pascal was most famous for Pascal's triangle. He also invented the 1st mechanical calculator. The Pascal's Triangle is a...
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Are there any free mathematics programs on the Internet for children between the ages of eight and ten years old?
Yes, www.funbrain.com! You could also try: http://www.mathsisfun.com/ or http://www.mathsnet.net/
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What are the ingredients in Tide laundry detergent?
It's common practice not to provide exact ingredient listings for cleaning products. However, from Proctor & Gamble's website...
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What is a six-letter word for a line with angles that is not straight?
You are describing a zigzag: \/\/\/\/\/ Another answer: "obtuse" is an angle (2 intersecting lines) that is greater than 90...
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What are jobs that mainly use math?
Maths teacher Actuary Scientist Mathematician Economist Engineer I would add: some jobs in business and finance; some jobs...
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What shows how the data set is spread around the mean?
>>variance While it is true that, in many cases, variance does provide a good deal of information, particularly for...
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Find the grade of a treadmill that has a height of 0.4ft and a lenght of 5ft?
Grade is simply rise over run. In your case, rise is 0.4ft and run is 5 ft. Thus the grade is 0.4/5 = 0.8, or 8% grade.
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How did units of measure come about?
Developing societies needed a fixed value for size, length, weight, and so forth to standardize barter terms. Each civilization...
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What is a familiar and convenient way of keeping score of a set of obervations when constructing a frequency distribution table?
Tally You can extend the idea of tally further to what Statisticians refer to as a Stem & Leaf Plot, which is a simple...
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What is it called when in math you have to spell out the number?
When we write a number out longhand, we spell out the numbers. Twenty three is 23. Four hundred ten is 410. Two million three...
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What is the formula for the area of a rhombus?
There are three ways you can calculate the area of a rhombus: (1) If you know the altitude - the vertical distance from the base...
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How do you calculate percentage error?
It is your estimate minus the true value divided by the true value and multiplied by 100. So, % error = (estimate - actual) /...
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Is there a website that is free and can help you on your math step by step on problems such as square root fractions algebraic equations poly and binomials?
www.purplemath.com Yeah, www.webmath.com www.aaamath.com www.quickmath.com if those don't help you i can help just e-mail...
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What is the value of x in the simultaneous equations 5x plus 11y equals minus 2 and 2x plus 9y equals 13?
Okay, I guess that the limitations of the WikiAnswers software prevented you from typing + and = signs, so I am guessing that the...
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If a train is heading North at 5 mph and you are inside the train walking towards the rear of the train down the aisle at 2 mph How fast are you moving?
You are heading North at 3 mph, relative to a fixed point on the track (i.e., earth).
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Why is 10 to the power 0 equal to 1?
103 = 1 x 10 x 10 x 10 102 = 1 x 10 x 10 101 = 1 x 10 100 = 1 102 ÷ 102 = 102 - 2 = 100 = 1 code for calculating 10^n: ...
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How many cups are in a pint?
There are two cups in a pint.
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What is every positive number and its negative pair called?
That would be the set of all non-zero numbers. If by number you actually meant whole numbers, that is integers, then it would be...
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What is zero divided by zero?
The answer is neither 0 (0 over any non zero number) nor is it undefined (any non zero number over 0). 0/0 is actually considered...
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What is the number of hexagons and pentagons on an official soccer ball?
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If Tommy delivered newspapers for 7 years to 23 houses and dropped 7.4 newspapers before he reached 3.2 blocks how long will it take Tommy to deliver all papers to the 23 houses?
This must be a math question on your homework. www.purplemath.com helped me out with my math, but I am a college student. This...
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Who is the 'Father of Algebra'?
It is Diophantus of Alexandria to whom the title the "father of algebra" is often applied. But some claim that the title should...
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How do you draw a line using C graphics?
Hi, To draw a line in C, follow steps given below- 1. Load graphics Driver using the syntax: int gd,gm; ...
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How long does it take to go 118 miles at approx 55 mph?
You can get the answer by dividing 118 by 55. Your answer (approximately 2.15) is in hours and tenths of hours, so to convert...
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If a rancher has 33 head of cattle standing in a field when suddenly a bolt of lightning kills all but 9 of them then how many head of cattle are left standing?
9 because the lightning kills ALL, BUT nine cattle. So all the cattle are dead except for 9 I think 0 because wouldn't the...
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What is 3.75 as a fraction?
Eliminate the decimal by multiplying by 1 in the form of 100/100: (3.75x100)/100 = 375/100 Now reduce to smallest possible...
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What is the formula for calculating volume?
Basically, it's area times height, but because the formula to calculate area is different for different shapes, the formula for...
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What is the instrument used to measure length?
a ruler. Answer:- scale. Answer is ruler and scale. Answer: a meter stick or yard stick You can use either a tape...
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Where can you find a online calculator?
There are many conversion calculators available online. I would say that the best calculator is the one which is always on,...
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How many yards are there in a mile?
There are 1,760 yards in a mile which is the same as 5,280 feet or 63,360 inches.
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What is the decimal conversion of the binary number 1111 1111?
255. since number of 1's in "1111 1111" is 8 . we calculate decimal number as 2^8 = 256. starting from 0 to 255 .Hence the...
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What is an ordinal number?
An ordinal number shows a relative position, e.g., first, second, third, fourth, etc. In a sentence, ordinal numbers are used in...
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How many grams are in a kilogram?
There are 1,000 grams in a kilogram. The prefix kilo (symbol k) in the International System of Units (SI) and other systems of...
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At the middle school dance half of the people in the gym left one third of the remaining people danced the macarena there were 18 people not dancing how many people were originally in the room?
the answer is 54. we know 1/3 were dancing and 2/3 were not. 18 people were not dancing and 18 is 2/3 of 27. so 27 people were...
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How many sq ft in a yard?
3ft =1 yd 9
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When did Blaise Pascal create Pascal's triangle?
Pascals triangle was invented in 1653.
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What math do accountants use?
Accountants, in practice, mainly use the arithmetic you learn in middle school. However, their immersion in numbers means they...
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How do you convert inches to decimals?
Do you mean how do you convert inches into centimetres? if so then 1 inch = 2.4cm approx. A more accurate conversion though is...
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How do you calculate the surface-area-to-volume ratio?
Concept The surface-area-to-volume ratio is calculated by dividing the surface area by the volume of any object. If you know the...
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How many metres are in a kilometre?
there are 1000 metres in one kilometre. It is the same in all places. One thousand metres in one kilometre. That translates into...
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Four runners are in a race Lisa is four meters ahead of Jamal George is eight meters ahead of Susan who is six meters behind lisa From first to last in what order are the runners?
1st George, 2nd Lisa, 3rd Jamal, 4th Susan
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How many grams does 1 milliliter of water weigh?
The weight of any liquid is dependant on its' density. The density of water is dependent on its temperature. At the the maximum...
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What is the weight of concrete in one meter cube?
Concrete, Limestone with Portland 23.71 KN
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How much water is in a cubic foot?
One cubic foot contains 7.48 gallons of water. One gallon of water weighs 8.34 pounds, so one cubic foot of water weighs 62.38...
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What are 'sheaves'?
In mathematics, a sheaf F on a topological space X is something that assigns a structure F(U) (such as a set, group, or ring) to...
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What does ANOVA stand for?
In statistics, analysis of variance (ANOVA) is a collection of statistical models, and their associated procedures, in which the...
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How do you calculate linear square feet?
Linear feet and square feet are different units of measure. Linear feet (or simply feet) measure the length of an object or the...
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How many sides does a dodecagon have?
A dodecagon is a polygon with exactly twelve sides
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What is the square root of pi?
It is approximately 1.7725 (the value often applied). ( 1.772453850905516027298167483314 even more precisely )
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How do you calculate radius vectors?
According to http://mathworld.wolfram.com/RadiusVector.html the radius vector (often written as r hat, or the letter r with a...
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What is a 4x2 truck?
4 wheels, 2 wheel drive
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