Question

Numan does 4/ 5 half the work as Gagan in time. If together they take 16 days to complete a piece of work, then how long will Gagan take to complete the work?

A 28days Correct Answer Incorrect Answer
B 18days Correct Answer Incorrect Answer
C 24days Correct Answer Incorrect Answer
D 26days Correct Answer Incorrect Answer

Solution

AmanGagan Work-½1 1:2 Time4:5 Efficiency-¼2/5  5:8 Total efficiency =5+8=13 Total Work=16×13 Gagan takes time complete work = (16×13)/8 =26days

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