1996 AMC 8 Problem 18

Attempt Problem 18 of the 1996 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 1996 AMC 8 solutions, or check the answer key.

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18.

Ana's monthly salary was $2000 in May. In June she received a 20%20\% raise. In July she received a 20%20\% pay cut. After the two changes in June and July, Ana's monthly salary was

$1920

$1980

$2000

$2020

$2040

Answer: A
Concepts:percentage
Difficulty rating: 960
Solution:

After the raise, the salary is 20001.2=24002000 \cdot 1.2 = 2400.

After the cut, it is 24000.8=19202400 \cdot 0.8 = 1920.

Thus, the correct answer is A .

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