Home Past question Today`s Question (15-09-2017) Past question Today`s Question (15-09-2017) By admin - September 14, 2017 1004 0 Share on Facebook Tweet on Twitter A completes 80% of a work in 20 days. Then B also joins and A and B together finish the remaining work in 3 days. How long does it need for B if he alone completes the work? A. 37 ½ days B. 22 days C. 31 days D. 22 days RELATED ARTICLESMORE FROM AUTHOR Past question Today`s Question (14-09-2017) Past question Today`s Question (13-09-2017) Past question Today`s Question (12-09-2017) LEAVE A REPLY Cancel reply Please enter your comment! Please enter your name here You have entered an incorrect email address! Please enter your email address here - Advertisement -MOST POPULAR Today’s Question 19-3-2018 March 19, 2018 Is it Magic or Is it Maths? September 14, 2017 Creative decorating with houseplants, from floor to ceiling June 21, 2017 How to Study Mathematics September 14, 2017 Load more HOT NEWS Fun Zone Phone Number Missing Digit Funny Tricks Past question Today`s Question (08-09-2017) Solutions Solution (10-09-2017) Editorial Latest Why Should I Learn Math?