You have nickels,dimes,and quarters to make a call that costs $0.75 how many different combinations of coins can you use to pay for the call


Sagot :

17 possible combinations

1.
  3 quarters
2.  2 quarters, 1 dime, 1 nickel
3.  2 quarters, 3 nickels
4.  1 quarter, 5 dimes
5.  1 quarter, 4 dimes, 2 nickels
6.  1 quarter, 3 dimes, 4 nickels
7.  1 quarter, 2 dimes, 6 nickels
8.  1 quarter, 1 dime, 8 nickels
9.  1 quarter, 10 nickels
10.  7 dimes, 1 nickel
11.  6 dimes, 3 nickels
12.  5 dimes, 5 nickels
13.  4 dimes, 7 nickels
14.  3 dimes, 9 nickels
15.  2 dimes, 11 nickels
16.  1 dime, 13 nickels
17.  15 nickels