SOLUTION: Daniela has $35.30 in dimes and quarters. She has 3 more dimes than quarters. How many quarters does she have?

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Question 394706: Daniela has $35.30 in dimes and quarters. She has 3 more dimes
than quarters. How many quarters does she have?





Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
Daniela has $35.30 in dimes and quarters. She has 3 more dimes
than quarters. How many quarters does she have?
.
Let q = number of quarters
then
q+3 = number of dimes
.
.25q + .10(q+3) = 35.30
.25q + .10q+.3 = 35.30
.35q + .3 = 35.30
.35q = 35
q = 35/.35
q = 100 (answer)