Suppose there are four families in your locality, the average per capita income of whom is Rs. 10,000.
Suppose there are four families in your locality, the average per capita income of whom is Rs. 10,000. If the income of three families is Rs. 6,000, Rs. 8,000 and Rs. 14,000 respectively, what would be the income of the fourth family?
(a) Rs. 5,000
(b) Rs. 10,000
(c) Rs. 12,000
(d) Rs. 15,000
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