SOLUTION: a newspaper carrier has 12.30 in change. He has two more quarters than dimes but three times as many nickels as quarters. How many dimes does he have?

Question 863319: a newspaper carrier has 12.30 in change. He has two more quarters than dimes but three times as many nickels as quarters. How many dimes does he have?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!



Hi

dimes: x

Qtrs: (x+2)

Nickels: 3(x+2)

10x + 25(x+2) + 5*3(x+2) = 1230    |CENTS makes sense

10x + 25(x+2) + 15(x+2) = 1230

  50x + 80 = 1230

   50x =  1150

    x = 23, number of dimes

CHECKING our answer***

 230 + 625 + 375 = 1230

Wish You the Best in your Studies.

 

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