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Eiman's penny bank is (1)/(2) full. After she adds 120 pennies, it is (2)/(3) full. How many pennies can Eiman's bank hold?

User ErikH
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1 Answer

3 votes

Answer:

720

Explanation:

Let x be the maximum capacity of the bank.


(1)/(2)x +120=(2)/(3)x

If we multiply by 6 by all terms, we get

3x+720=4x.

x=720

Feel free to tell me if I did anything wrong :)

User Stonecraft
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