A zoo has 1 5 1515 Emperor penguins. The Emperor penguins make up 3 0 % 30%30, percent of all the penguins at the zoo. How many penguins live at the zoo?

Question

A zoo has
15 Emperor penguins. The Emperor penguins make up 30% percent of all the penguins at the zoo.
How many penguins live at the zoo?

Answer 1

15/x = 30/100 

x = 110 x 14/30 

x = 50 

There are 50 penguins at the zoo.