Math Challenge Question:
The decrease in the number of unionized workers employed in steel working between 1970 and 1980 was approximately
A) 4,000
B) 16,000
C) 18,000
D) 22,000
E) 26,000
Explanation:
Correct Choice: (D)
The second graph tells you there were about 26,000 unionized steel workers in 1970, and about 4,000 unionized steel workers in 1980. The decrease is about 26,000 – 4,000 = 22,000.
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