Aptitude - Question 20

+5 votes
A can do 1/6 work in 4 days and B can do 1/5 of the same work in 6 days. 
In how many days both will finish the work?
(A) 14.25 
(B) 12.5
(C) 13.5 
(D) 13.33
asked May 10, 2019 in Aptitude by getgatebook (34,770 points)
reshown May 11, 2019 by getgatebook

1 Answer

+5 votes
 
Best answer
A can finish complete work in 24 days

B can finish complete work in 30 days

total work can be assumed as LCM (24, 30 ) that is 120  units.

amount of work done by A in 1 day is 5 units .

similarly for B it is 4  units.

now total time taken if both work

120 /9 that is  13.33
answered May 11, 2019 by tsankitjha910 (3,750 points)
selected May 11, 2019 by getgatebook
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