SOLUTION: A jar contains quarters and dimes whose value totals $4.40. It has three times as many dimes as quarters. How many dimes is in the jar.

Question 695858: A jar contains quarters and dimes whose value totals $4.40. It has three times as many dimes as quarters. How many dimes is in the jar.
Answer by nerdybill(7384) (Show Source): You can put this solution on YOUR website!
A jar contains quarters and dimes whose value totals $4.40. It has three times as many dimes as quarters. How many dimes is in the jar.
.
Let d = number of dimes
then
d/3 = number of quarters
.
.10d + .25(d/3) = 4.40
.30d + .25d = 13.20
.55d = 13.20
d = 13.20/.55
d = 24 (number of dimes)

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