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A zoo has 15 emperor penguins. who make up 30% of the total numbers of penguins at the zoo. How many penguins live at the zoo?
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A zoo has 15 emperor penguins. who make up 30% of the total numbers of penguins at the zoo. How many penguins live at the zoo?

User TrueWill
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1 Answer

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The best way to find the total is to find what 10% is. A common factor between 15 & 30. Therefore, 5 is 10%. To find 100%, you have to multiply 10 by 10, and therefore, 5 by 10. Therefore, there are 50 penguins at the zoo. Hope this helps :)
User Gaurav Saluja
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