If 5 workers can build 5 tables in 5 days, how many days will 10 workers take to build 10 tables?
A2.5 days
B5 days
C10 days
D20 days
Explanation
Using (M1 * D1) / W1 = (M2 * D2) / W2: (5 * 5) / 5 = (10 * D2) / 10 => 5 = D2 => D2 = 5 days.
Exam Relevance
- Topic: Work and Time
- Subtopic: Chain Rule

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