SOLUTION: A piggy bank has 80 coins of which 20 percent are quarters. What is the least amount of money that could be in the piggy bank?

Question 429609: A piggy bank has 80 coins of which 20 percent are quarters. What is the least amount of money that could be in the piggy bank?
Answer by vleith(2983) (Show Source): You can put this solution on YOUR website!
You are told that there are quarters. That means there is at least $4 worth of quarters in the bank.
So how many other coins are in the bank?
And what is the smallest monetary value in a US coin? A penny is worth 1 cent.
So, the smallest amount of money is $4 plus 64 cents. $
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