10
Q:
A) 8 hrs 45 min | B) 8 hrs 42 min |
C) 8 hrs | D) 8 hrs 34 min |
Answer: D) 8 hrs 34 min
Explanation:
Explanation:
Number of pages typed by Adam in 1 hour = 36/6 = 6
Number of pages typed by Smith in 1 hour = 40/5 = 8
Number of pages typed by both in 1 hour = (6 + 8) = 14
Time taken by both to type 110 pages = (120 * 1/14) = = 8 hrs 34 min.