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The average daily income of 7 men, 11 wo...

The average daily income of 7 men, 11 women and 2 boys is Rs. `257.50`. If the average daily income of the men that of women and the average daily income of the women is Rs. 10 more than that of boys, the average daily income of a man is:

A

Rs. `277.5`

B

Rs. 250

C

Rs. 265

D

Rs. 257

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