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How many combinations of pennies (1 cent), nickels (5 cents) and/or dimes (10 cents) are there with a total value of 30 cents?

 Jan 3, 2021
 #1
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Hello There,
there are 12 combinations.

 Jan 4, 2021
 #2
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       p   n   d

1  = 30 0 0
2  = 25 1 0
3  = 20 2 0
4  = 15 3 0
5  = 10 4 0
6  = 5 5 0
7  = 0 6 0
8  = 20 0 1
9  = 15 1 1
10  = 10 2 1
11  = 5 3 1
12  = 0 4 1
13  = 10 0 2
14  = 5 1 2
15  = 0 2 2
16  = 0 0 3
 

 Jan 4, 2021

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