Answer :

Number of hours taken by A to finish the work = hours = hours


Work done by A in one hour :


Let number of hours taken by B to finish the work :


A can work 20% less than B that is = times of B’s work.


Here , : 1 = :


=


X = = 6 hours.

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
caricature
view all courses
RELATED QUESTIONS :

Express:

<
RS Aggarwal - Mathematics