RRB Non Technical Model Papers 9 with solutions

(4) Let the chair = C
and table = T
∴From question,
10C + 15T = 15525
⇒ 5 (2C + 3T) = 15525
⇒ 2C + 3T = 3105
∴ 4(2C + 3T) = 4 ×3105
∴ 8C + 12T = 12420
∴Cost of 8 chairs and 12 tables= ₹ 12420