Asked by joe

In how many ways can a cashier give change of exactly 60 cents if he has the following coins available?
10 quarters; 10 dimes; 10 nickels

Answered by Reiny
make a list of ways to obtain 60ยข starting with the largest coins
2Q, 1D
2Q 2N
1Q 3D 1N
1Q 2D 3N
1Q 5N
6D
5D 2N
4D 4N
3D 6N
2D 8N
1D 10N
Answered by ralana
no
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