SOLUTION: The coin box of a vending machine contains 6 times as many quarters as dimes. If the total amount of money in quarters and dimes is $28.80, how many quarters and how many dime are
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Question 739861: The coin box of a vending machine contains 6 times as many quarters as dimes. If the total amount of money in quarters and dimes is $28.80, how many quarters and how many dime are in the box?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
The coin box of a vending machine contains 6 times as many quarters as dimes. If the total amount of money in quarters and dimes is $28.80, how many quarters and how many dime are in the box?
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The easy way:
There are n sets of 1 dime & 6 quarters each worth $1.60
28.80/1.6 = 18 sets
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The hard way:
q = 6d
25q + 10d = 2880
etc.
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