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There are 36 coins in a bag, all are quarters and dimes. There are half as many dimes as quarters and the value of the coins in the bag totals $7.20.

How many dimes (d ) are in the bag?



How many quarters (q ) are in the bag?

Respuesta :

There are 12 dimes, and 24 quarters in the bag. 
0.25x24=6
0.10x12=1.2
6+1.2=7.2

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