1. A is 25% more efficient than B and takes 2 days less than B to complete a certain work. Then what time will be taken by both of them working together?
(a) 5 (4/9) days
(b) 4 (4/11) days
(c) 4 (4/9) days
(d) Cannot be determined
(e) None of these
2. 24 men working 8 hours a day can finish a work in 10 days. Find the number of men required to finish the same work in 6 days
↧