SOLUTION: Amy has dollar bills and Paul has quarters Amy exchanges with Paul a dollar for a quarter She continues to do this until Paul is out of quarters Paul now has 6 dollar bills and

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Question 232905: Amy has dollar bills and Paul has quarters
Amy exchanges with Paul a dollar for a quarter
She continues to do this until Paul is out of quarters
Paul now has 6 dollar bills and Amy has $6.50 in quarter and dollars
How many dollar bills did Amy have in the beginning
Answer by rjd41(9) About Me  (Show Source):
You can put this solution on YOUR website!
First, change everything to whole numbers,
.25=25 and 6.50=650
6*25=150 and 650-150=5
so, Amy has 5 dollars + the 6 she traded with paul, for a total of 11 dollars in the beginning