SOLUTION: I was asked how can you make change for a dollar using ten coins, and you can't use pennies or dimes?
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Question 451935: I was asked how can you make change for a dollar using ten coins, and you can't use pennies or dimes?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
n+q+h=10
5n+25q+50h=100
20 nickels=100
4 quarters=100
2 halves = 100
1*50+10*5=100 11 coins
2*25+10*5=100 12 coins
1*50+1*25+5*5=100 7 coins
3*25+5*5=100 8 coins
Can't be done with modern coins.
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