Question

You ask 150 people about there pets.9/25 of the people have dogs.1/6 of the people who own a dog own a cat too.

Q1: how meany people own a cat and dog?
Q2:How meany own a dog explain?

Answer 1

150*9/25 = 1350/25 = 54

54 people own dogs

54*1/6 = 9

9 people own a dog and a cat