Yes, but only in the sense that they are not proper mixed number.For example, 5 and 3/4 is a mixed number. 5 and 4/4 is also a mixed number, but it is really the whole number of 6, since 4/4 is 1.
fraction,
No, a mixed number is a whole number with a fraction attached to itex. 3 3/4a whole number is a stand alone number with no fraction or decimalex. 7
No.
Mixed numbers usually become improper fractions, not whole numbers.