SOLUTION: a bag contains 800 coins of these 10 percent are dimes 30 percent are nickels and the rest is quarters the how much money is in the bag

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Question 621012: a bag contains 800 coins of these 10 percent are dimes 30 percent are nickels and the rest is quarters the how much money is in the bag
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
10% of 800:
+.1%2A800+=+80+
30% of 800:
+.3%2A+800+=+240+
100% - 40% = 60%
+.6%2A800+=+480+
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80 dimes is
+80%2A.1+=+8+
$8.00
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240 nickels is
+240%2A.05+=+12+
$12.00
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480 quarters is
$120.00
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+8+%2B+12+%2B+120+=+140+
$140.00 answer