2010 AMC 8 Problem 1

Attempt Problem 1 of the 2010 AMC 8 below, then check your answer against the professionally curated solution from LIVE by Po-Shen Loh. You can also try the full timed exam, view all 2010 AMC 8 solutions, or check the answer key.

All problems are used with official legal permission of the Mathematical Association of America (MAA).

1.

At Euclid Middle School the mathematics teachers are Miss Germain, Mr. Newton, and Mrs. Young. There are 1111 students in Miss Germain’s class, 88 students in Mr. Newton’s class, and 99 students in Mrs. Young’s class taking the AMC 88 Contest this year. How many mathematics students at Euclid Middle School are taking the contest?
 26 \ 26
 27 \ 27
 28 \ 28
 29 \ 29
 30 \ 30
Answer: C
Concepts:basic counting
Small hint:
No class overlap is described, so the total is a direct sum.
Big hint:
Add the three class counts.
Solution:
There are 11+8+9=2811+8+9 = 28 students.
Therefore, the answer is C .
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