David and Michael together can finish a job in 4 days 19 hrs 12 min. If David works at two-thirds Michael's… · ABC26GN3458
Subject: General Aptitude · Chapter: Time and Work
David and Michael together can finish a job in 4 days 19 hrs 12 min. If David works at two-thirds Michael's speed, how long does it take Michael alone to finish the same job?