Aptitude - Time and Work - Discussion

Discussion Forum : Time and Work - General Questions (Q.No. 25)
25.
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?
3 : 4
4 : 3
5 : 3
Data inadequate
Answer: Option
Explanation:

(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 : 1
240 320
= 1 : 1
3 4
= 4 : 3 (cross multiplied)

Discussion:
61 comments Page 7 of 7.

SHEETAL said:   2 decades ago
As per the explation above, we can do the same thing by differnt manner.

It is confirmed from the question that work doen by women & men is same.

So we can write it in this way:

WORK OF WOMEN = WORK OF MEN

SO 20 WOMEN * 16 DAY = 16 MEN * 15 DAYS

SO 20*16/16*15 = MEN/WOMEN

SO RATIO IS 4:3.


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