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Ankit Khandelwal

· started a discussion

· 1 Months ago

Answer should be 20% (Question: 388259.0 )

Suppose 10 person do 10 units of work in w days. Then,

10 * 10/w = x * 12.5/1.5w

Gives x = 12.

Question:

The amount of work in a factory is increased by 50%. By what percent is it necessary to increase the number of workers to complete the new amount of work in planned time, if the new labour is 25% more efficient.

Options:
A)

60%

B)

66.66%    

C)

40%

D)

33.33%

Solution:

Ans: (c)

  

polley

· commented

· 1 Months ago

ans is correct note only the new workers have 25% more effeciency not all.. so X*1.25 is wrong.
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