SOLUTION: roger has $3.10 consisting of quarters, dimes and nickels. He has twice as many quarters as dimes and three more dimes than nickels. find the number of each coin
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Question 354619: roger has $3.10 consisting of quarters, dimes and nickels. He has twice as many quarters as dimes and three more dimes than nickels. find the number of each coin Answer by JBarnum(2146) (Show Source):
You can put this solution on YOUR website! 2q=d
3d=n
.25q+.1d+.05n=3.10
solve for q
.25q+.1(2q)+.05(6q)=3.10
.25q+.2q+.3q=3.10
.75q=3.10
