SOLUTION: A parking meter costs .50 for one hour. it takes quarters dimes and nickles how many different combinations are there to equal .50 I came up with an answer of 1901 was I clo

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Question 510170: A parking meter costs .50 for one hour. it takes quarters dimes and nickles how many different combinations are there to equal .50
I came up with an answer of 1901 was I close or way off
thank you for your help
Alexis 7th grade
Found 2 solutions by oberobic, josmiceli:
Answer by oberobic(2304)   (Show Source):
You can put this solution on YOUR website!
This sort of problem is tedious because you have to find all the possibilities.
50 cents can be 2 quarters, or 1 quarter and 5 nickels, or 1 quarter and 2 dimes and 1 nickel, etc.
.

Q     D     N     Total

2 0 0   50

1 2 1   50

1 1 3   50

1 0 5   50

0 5 0   50

0 4 2   50

0 3 4   50

0 2 6   50

0 1 8   50

0 0 10   50

Answer by josmiceli(19441)   (Show Source):
You can put this solution on YOUR website!
d - n - q
--------
5
4 - 2
3 - 4
2 - 6
1 - 8
0 - 10
2 - 1 - 1
1 - 3 - 1
0 - 5 - 1
0 - 0 - 2
---------
10
There are 10 ways to make 50 cents
using nickels, dimes, and quarters