The telephone operator has told jed to deposit $.60 in how many ways can he do this using nickels dimes and quarters

6 dimes, 12 nickles, 2 quarters and 2 nickles and 2 quarters and a dime.

There are many ways to do this.

2 quarters 1 dime
2 quarters 2 nickels
1 quarter 3 dimes 1 nickel
1 quarter 2 dimes 3 nickels
1 quarter 1 dimes 5 nickels
1 quarter 7 nickels
6 dimes
5 dimes 2 nickels
4 dimes 4 nickels
3 dimes 6 nickels
2 dimes 8 nickels
1 dimes 10 nickels
12 nickels
13 ways