M can complete a piece of work in 10 days. N is 33.33% less efficient than M. calculate the number of days required to both to complete the work?
A) 6 days
B) 8 days
C) 11 days
D) 13 days
Answers
Answered by
16
M can complete a piece of work in 10 days. N is 33.33% less efficient than M. calculate the number of days required to both to complete the work?
A) 6 daysB) 8 daysC) 11 daysD) 13 days
Answer: A) 6 days
Explanation:
M = 10 days
The ratio of efficiency of M & N are 3 : 2
Hence, the time rquired for N alone = 15 days
=> Required time taken t=by both to complete the work = M x N / M + N
= 10 x 15/ 10 + 15
= 150/25
= 6 days.
Answered by
0
A is Right answer. .....
Similar questions