1988 AMC 8 Problem 2

Attempt Problem 2 of the 1988 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 1988 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 product 8×0.25×2×0.125?8 \times 0.25 \times 2 \times 0.125?
18\dfrac{1}{8}
14\dfrac{1}{4}
12\dfrac{1}{2}
11
22
Answer: C
Concepts:fractiondecimal
Small hint:
Rewrite the decimals as fractions: 0.25=140.25 = \dfrac14 and 0.125=180.125 = \dfrac18
Big hint:
Pair 8×188 \times \dfrac18 and 14×2\dfrac14 \times 2 to simplify
Solution:
Write the decimals as fractions: 8×14×2×18.8 \times \dfrac14 \times 2 \times \dfrac18.
Grouping, (8×18)(14×2)\left(8 \times \dfrac18\right)\left(\dfrac14 \times 2\right) =1×12= 1 \times \dfrac12 =12.= \dfrac12.
Thus, the correct answer is C .
LIVE by Po-Shen Loh
Programs

LIVE Classes

Self-Paced Classes

Stars

Scholarship

About Us

Who Is Po-Shen Loh?

Email Contact

Newsletter

Jobs

Become a Star

For a more Thought Full world.

© 2026 Expii, Inc.