1991 AMC 8 Problem 2

Attempt Problem 2 of the 1991 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 1991 AMC 8 solutions, or check the answer key.

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

2.

What is the value of 16+84−2?\frac{16+8}{4-2}?
44
88
1212
1616
2020
Answer: C
Concepts:order of operationswhole number operations
Small hint:
The fraction bar groups the whole numerator over the whole denominator
Big hint:
Simplify 16+816+8 and 4−24-2 separately before dividing
Solution:
16+84−2=242=12.\frac{16+8}{4-2} = \frac{24}{2} = 12.
Thus, the correct answer is C .
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