SOLUTION: Nancy and Kerry have the same number of coins. Nancy has only dimes and Kerry has only quarters. If Kerry has $3 more than Nancy, how much does she have?

Question 572941: Nancy and Kerry have the same number of coins. Nancy has only dimes and Kerry has only quarters. If Kerry has $3 more than Nancy, how much does she have?
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
Nancy and Kerry have the same number of coins.
Nancy has only dimes and Kerry has only quarters.
If Kerry has $3 more than Nancy, how much does she have?
:
.25q - .10d = 3.00
:
d = q, therefore we can replace d with q
.25q - .10q = = 3
.15q = 3
q = 3/.15
q = 20 quarters, and of course 20 dimes
:
:
Check this
.25(20) - .10(20) =
5.00 - 2.00 = 3.00

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