SOLUTION: you have nickeles, dimes, and quarters to make a call that costs 75 cents. How many different combinations of coins can you use to pay for the call?

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Question 323509: you have nickeles, dimes, and quarters to make a call that costs 75 cents. How many different combinations of coins can you use to pay for the call?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
16 total.
Here are the 16 possible combinations for number of quarters, dimes, and nickels that sum to 75 cents.
(3, 0, 0)
(2, 0 5)
(1, 0, 10)
(1, 1, 8)
(1, 2, 6)
(1, 3, 4)
(1, 4, 2)
(1, 5, 0)
(0, 0, 15)
(0, 1, 13)
(0, 2, 11)
(0, 3, 9)
(0, 4, 7)
(0, 5, 5)
(0, 6, 3)
(0, 7, 1)