Difference between revisions of "2002 AMC 8 Problems/Problem 2"
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<math>\text {(A)}\ 2 \qquad \text {(B)}\ 3 \qquad \text {(C)}\ 4 \qquad \text {(D)}\ 5 \qquad \text {(E)}\ 6</math> | <math>\text {(A)}\ 2 \qquad \text {(B)}\ 3 \qquad \text {(C)}\ 4 \qquad \text {(D)}\ 5 \qquad \text {(E)}\ 6</math> | ||
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+ | ==Solution== | ||
+ | https://youtu.be/Zhsb5lv6jCI?t=701 | ||
==Solution== | ==Solution== |
Revision as of 15:56, 8 August 2020
Contents
Problem
How many different combinations of $5 bills and $2 bills can be used to make a total of $17? Order does not matter in this problem.
Solution
https://youtu.be/Zhsb5lv6jCI?t=701
Solution
You cannot use more than 4 bills, but if you use 3 bills, you can add another bill to make a combination. You can also use 1 bill and 6 bills to make another combination. There are no other possibilities, as making with 0 bills is impossible, so the answer is .
See Also
2002 AMC 8 (Problems • Answer Key • Resources) | ||
Preceded by Problem 1 |
Followed by Problem 3 | |
1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 • 11 • 12 • 13 • 14 • 15 • 16 • 17 • 18 • 19 • 20 • 21 • 22 • 23 • 24 • 25 | ||
All AJHSME/AMC 8 Problems and Solutions |
The problems on this page are copyrighted by the Mathematical Association of America's American Mathematics Competitions.