A can have a piece of work done in 8 days, B can work three times faster than the A, C can work five times faster than A. How many days will they take to do the work together?A. 3 daysB. 8/9 daysC. 4 daysD. can't say

balaji.goud

 Profile Answers by balaji.goud 

• Feb 15th, 2006

 

a's one day work = 1/8b's one day work = 3/8c's one day work = 5/8(a+b+c)'s one day work = (1/8 + 3/8 + 5/8) = 9/8.there fore they can complete the work in 8/9 days.

Taniya agarwal

• May 27th, 2017

 

B. 8/9 days