hillbillydilly hillbillydilly

26-08-2016
Mathematics

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A clerk was asked to change a $10 bill. She returned 9 more dimes than nickels and twenty-one more quarters than dimes. How many coins of each did she return?

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chinox2k9 chinox2k9

26-08-2016

quarters. 34×0.25= 8.50
dimes. 13×0.10= 1.30
Nickels. 4×0.05= 0.20
total=10.00

(21×0.25)+(9×0.10)+(4×0.05)+(4×0.10)+(13×0.25)=10

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