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How many quarters and dimes of 80 coins make up 14.45
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Apr 14, 2019
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How many quarters and dimes of 80 coins make up 14.45
Mathematics
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Nayak
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q + d = 80
.25q + .10d = 14.45
q. + d= 80
25q + 10d = 1445
-10q. - 10d = -800
25q + 10d = 1445
15q. = 645
q = 43 quarters
43 + d = 80
d= 37 dimes
Aleczandru
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Apr 19, 2019
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Aleczandru
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