Question

Chris has 90 pairs of tennis shoes . He has his shoes separated

Answer 1

1/5 + 1/3 + 4/10 are Nike
There are 90

Common denominator is 90
18/90 + 30/90 + 36/90 = 84/90
This means 84 of the shoes are Nikes

Therefore 6 of the pairs are Pumas