Information and IdeasVery hardRecognising that a rate rose while a total fell
Information and Ideas practice question
A factory's output and workforce:
2015: 12,000 units, 200 workers
2025: 10,800 units, 120 workers
Which statement is best supported by the data?
- A. Output per worker rose from 60 to 90 units even though total output fell.Correct
- B. Output per worker fell over the decade.
- C. Total output rose over the decade.
- D. The workforce grew over the decade.
Answer: A. Output per worker rose from 60 to 90 units even though total output fell.
12,000/200 = 60; 10,800/120 = 90. Fewer units in total, but more per worker.
Why the other answers are wrong
- B. Output per worker fell over the decade.
- Per worker it rose from 60 to 90.
- C. Total output rose over the decade.
- Output fell from 12,000 to 10,800.
- D. The workforce grew over the decade.
- Workers fell from 200 to 120.
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