Find the number of days in which the work was completed?

150 workers were engaged to finish a piece of work in a certain number of days. Four workers dropped on the second day, four more workers dropped on third day and so on. It takes 8 more days to finish the work now. Find the number of days in which the work was completed

  1. 28
  2. 30
  3. 24
  4. 25
Anurag Mishra Professor Asked on 10th December 2015 in Maths.
Add Comment
2 Answer(s)

Answer:  (4) 25 

Anurag Mishra Professor Answered on 10th December 2015.
Add Comment

n/2(2*150+(n-1) * -4
n(152-2n)……ap formula

150(n-8)= n(152-2n)
n=25
MINI ATREYA

mini Default Answered on 31st August 2016.
Add Comment

Your Answer

By posting your answer, you agree to the privacy policy and terms of service.