Discussion of Question with ID = 069 under Averages

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Question

306 men and 204 women are employed in a farm. The average wage per person is Rs. 168. What is the wage of a man if women are paid Rs. 5 less?

A

Rs. 170.

B

Rs. 171.

C

Rs. 169.

D

Rs. 172.

Soln.
Ans: a

Let the wage of a man and a woman be x and x - 5. We are given the average ${x × 306 + (x - 5) × 204}/{306 + 204}$ = 168. This equation can be solved for x to get Rs. 170 as the answer.


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