Because its a porcupine and porcupinces lay eggs of a snake and thats why road safety is essential.
Well a unit rate is a rate of per one. So if say you get 4 cookies per two packets. The unit rate would be 2 cookies per packet or 2 cookies/packet
A rate is a ratio that compares two different units. ex: 300 miles\ 6 hours. you can't convert miles into hours.A unit rate is a rate comparing a number to 1 unit to another. ex: 50 miles\1 hourA...
A rate is something that happens frequently, while a unit rate is an individual digit.
A unit rate is the rate or price for one of something that is normally available in dozens, hundreds, gross lots, thousands, crates, truckloads, etc.
Learn about Ratio and Unit Rates
How to Compare Unit Rates
How to Find Unit Rates
Why Suicide Rates Are Higher Than Homicide Rates