LIC AAO Model Paper 10

Question : 48 of 160

Marks: +1, -0

A project requires 12 women to complete it in 16 days, women started working and after a few days from the start of the project, 4 women left. If the remaining project was completed in 18 days, in how many days the whole project was completed ?

24 $1/2$
26
22
21 $1/2$
20

Validate

Solution:

Work done by 8 women in 18 days =

W_2

(let)
∴

{M_1D_1}/W_1

{M_2D_2}/W_2

⇒

{12×16}/1

{8×16}/W_2

⇒

W_2

{8×18}/{12×16}

3/4

∴ Remaining work
= 1 - 3/4 = 1/4
This part of work was done by 12 women.
∴ Time taken by them = 4 days
∴ Required time = 18 + 4
= 22 days

Go to Question:

Prev Question

Next Question