2024 AMC 10A Problems/Problem 1
Revision as of 15:27, 8 November 2024 by Mathkiddus (talk | contribs) (→Solution 2 (Distributive Property))
Contents
[hide]Problem
What is the value of
Solution 1 (Direct Computation)
The likely fastest method will be direct computation. evaluates to and evaluates to . The difference is
Solution by juwushu.
Solution 2 (Distributive Property)
We have ~MRENTHUSIASM
Solution 3 (Quickest Way)
We simply look at the units digit of the problem we have(or take mod 10) Since the only answer with 2 in the units digit is we are done!
See also
2024 AMC 10A (Problems • Answer Key • Resources) | ||
Preceded by First Problem |
Followed by Problem 2 | |
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All AMC 10 Problems and Solutions |
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