SOLUTION: Marc has 150 coins, all dimes and nickles. He has 12 more dimes than nickles. How many nickles and dimes does he have?
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Question 82517: Marc has 150 coins, all dimes and nickles. He has 12 more dimes than nickles. How many nickles and dimes does he have?
Answer by 303795(602) (Show Source): You can put this solution on YOUR website!
If he had 12 less dimes he would have the same number of each coin.
12 less than 150 is 138. Half of these (69) are nickels and the other half (69) are dimes. He therefore had a total of 81 (69+12) dimes and 69 nickels to start with.
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