No, it is not.
4 1/4
multipy 3/4 by 4/3 to equal a whole number = 1.
1
Any whole number can be written over 1. To divide a fraction by a whole number, multiply that fraction by one over the whole number. 2/3 divided by 4 = 2/3 x 1/4
go too school
Yes.
Just the whole number, 4.
No. 4 over 4, or 1 whole, is not an irrational number. It can be written as a simple fraction, 4/4, so it is not an irrational number.
7 over 4 does not equate to a whole number.
21 over 4 does not equate to a whole number.
39 over 4 does not equate to a whole number.