Question

Of all the animals admitted to the local pet hospital, 10 of them are dogs. They represent 25% of all the animals at the hospital. How many animals are at the hospital in total? A. 20 B. 30 C. 40 D. 50

Answer 1

C. 40

Explanation:

`(25)/(100) = (10)/(y)`

`(1)/(4) = (10)/(y)` (cross multiply)

40 = 1y (rewrite)

y = 40