Question

The mean age of a combined group of men and women is 30 years. if the mean age of group of men is 32 ànd that of the group of women is 27. find out ratio of men and women in group.

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Answer 1

Answer:

80, 20 is the answer

Let total no. of people in the group be 100 and out of them x are men

i.e no of women = 100−x.

Mean age =

no of people

sum of ages in the group

Total sum = sum of ages of men + sum of ages of women

⇒100×25=x×26+(100−x)×21

⇒x=80

Hence, the percentage of men and women in the group is 80,20 respectively

Answer 2

Answer:

32:27

Explanation:

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