RRB Assistant Loco Pilot and Technician Model Paper 1 with solutions

(c) Incomes of A and B
= ₹ 6x and 5x
Expenses of A and B
= ₹ 4y and 3y
∴ 6x – 4y = 400 ...(i)
5x – 3y = 400 ...(ii)
By equation (i) × 3 – (ii) × 4
⇒ 18x – 12y – 20x + 12y = 1200 – 1600
⇒ 2x = 400 ⇒ x = 200
∴ Total income = 6x + 5x = 11x = ₹ 2200.