41. | | Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. What is the ratio between the capacity of a man and a woman? | | (a)3 : 4 | | (b)4 : 3 | | (c)5 : 3 | | (d)cannot be determined (cbd) |
|
Answer is: B(20 X 16) women can complete the work in 1 day.
1 woman's 1 day's work = 1/320.
(16 X 15) men can complete the work in 1 day.
1 man's 1 day's work = 1/240.
So, required ratio = 1/240 : 1/320
Required ratio = 1/3 : 1/4 = 4:3.