Question:
Assume there are four families in a country. The average per capita income of these families is ` 5000. If the income of three families is Rs 4000, Rs 7000 and Rs 3000 respectively, what is the income of the fourth family?
(A) ` 7500
(B) ` 3000
(C) ` 2000
(D) ` 6000
Answer:
(D) ` 6000
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