The average monthly income of A and B is Rs.14000, that of B and C is Rs.15600 a

Question

The average monthly income of A and B is Rs.14000, that of B and C is Rs.15600 and A and C is Rs.14400. The monthly income of C is

Options:

A . Rs.15500

B . Rs.14000

C . Rs.15000

D . Rs.16000

Answer: Option D
Answer: (d) A + B =Rs.28,000 ...(i) B + C = Rs.31,200 ...(ii) C + A = Rs. 28,800 ...(iii)Adding, 2(A + B + C) = 88000 ⇒ A + B + C = 44000 From equation (i), 28000 + C = 44000 ⇒ C = 44000 – 28000 = Rs.16000

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