A Zoo Has 15 Emperor Penguins. The Emperor Penguins Make Up 30% Of All The Penguins At The Zoo., How Many Penguins Live At The Zoo?

A zoo has 15 Emperor penguins. The Emperor penguins make up 30% of all the penguins at the zoo.

How many penguins live at the zoo?

Answer:

50 penguins

Step-by-step explanation:

Let x be the number of all penguins at the zoo.

x(30percent)=15\\x(0.3)=15\\x=15/0.3=50


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