If 6 workers can complete 1 identical job in 3 days, how long (in days) will it take 4 workers to complete 10 such jobs ?

A 5
B 4
C 6
D 3

Correct Answer: 5

this question should be - If 6 workers can complete 9 identical jobs in 3 days, how long (in days) will it take 4 workers to complete 10 such jobs? Solution: 6 workers can complete 9 identical jobs in 3 days. ∴1 worker can complete 1 identical jobs in = (6 x 3)/9 days  ∴4 workers can complete 10 identical jobs in = (6 x 3 x 10) /(9 x4) days = 5days 4 workers can complete 10 jobs in 5 days. (ans)
Bissoy MCQ
#গণিত #সময় ও কাজ (Time and work) #Dutch-Bangla Bank Ltd #Dutch-Bangla Bank Ltd - Management Trainee Officer - 09.10.2009

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