Question

What I four fifths of 30 ?

Answer 1

4 fifths of 30 is 24 because if you divide 30 by 5 it is 6 and is you multiply 6 by 4 you get 24

Answer 2

Four fifths of 30 is 24
30 x 4/5. First you multiply the numerators to get 120 and then you need to divide by 5, which is the denominator, to get 24.