Debbie has equal numbers of dimes and quarters with a total value of $1.40. How many coins does she have altogether?

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asked Oct 18, 2016 81.9k views

5 votes

Debbie has equal numbers of dimes and quarters with a total value of $1.40. How many coins does she have altogether?

Mathematics
middle-school

ChampR asked

by ChampR

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2 Answers

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4 quarters and 10 dimes.Because 4 quarter is a dollar and a dime is worth 10 cents.And 10 x 4 = 40

Green Marker answered Oct 20, 2016

by Green Marker

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5 votes

$x=amount\ of\ each\ coin. \\ .25x+.1x=1.4 \\ .35x=1.4 \\ x= (1.4)/(.35) \\ x=4\ of\ each\ coin. \\ 4\ quarters\ and\ 4\ dimes. \\ \boxed{8\ coins\ in\ total}$

DiegoFrings answered Oct 23, 2016

by DiegoFrings

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