Aptitude Test Series

Q.  12 men and 18 boys working 7.5 minutes an hour complete a particular piece of work in 60 hours. If a boy’s work is half as efficient as a man’s work, how many boys will be needed to help 21 men to achieve twice the work in 50 hours working 9 minutes in an hour.

a. 42
b. 46
c. 48
d. 38


ANSWER: See Answer
 
No explanation is available for this question!
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