2000 AMC 8 Problem 4

Attempt Problem 4 of the 2000 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 2000 AMC 8 solutions, or check the answer key.

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

4.

In 19601960 only 5%5\% of the working adults in Carlin City worked at home. By 19701970 the “at-home” work force had increased to 8%.8\%. In 19801980 there were approximately 15%15\% working at home, and in 19901990 there were 30%.30\%. The graph that best illustrates this is
Answer: E
Concepts:data and graph interpretation
Small hint:
Match the four percentages to the four years
Big hint:
The plotted values should rise from about 55 to 3030
Solution:
The only graph that shows all the data points is graph E .
Thus, E is the correct answer.
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