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in Mathematics by (95.4k points)
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P can complete a task in 15 days Q is 50% more efficient
then P. Both P and Q started working together on the
task and after few day Q lift task and P finished the
remaining 1/3of the given work. For how many days P and Q worled together.
A. 3
B. 5
C. 4
D. 6

1 Answer

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by (94.7k points)
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Best answer
Correct Answer - (c)
P will complete work in 15 days.
Q will complete work in 10 days.
They together will complete whole work
`= (15xx10)/25 = 6 ` days
P and Q together worked for `= 6 xx 2/3 = 4` days

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