How many quarters and dimes of 80 coins make up 14.45

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asked Apr 14, 2019 214k views

1 Answer

Aleczandru · Answer 1 · 2019-04-19T06:24:20+0000

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

How many quarters and dimes of 80 coins make up 14.45

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