alleryStart learning →6 workers at equal fixed rates need 12 days. After day 4, two leave. Same hours/day. More days?
A8 days
B12 days
C6 days
D16 days
Answer & Solution
Correct answer: B. 12 days
The job needs 72 worker-days; 24 are done, leaving 48 for four workers, who need twelve more days.
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