RRB Assistant Loco Pilot and Technician Model Paper 9 with solutions

(c) Let the profit = x
Profit of A =

9x

10

, Remaining profit =

x

10

Profit of B =

x

20

Profit of C =

x

20

Ratio of profit =

9

10

:

1

20

:

1

20

= 18 : 1 : 1
A’s income is increased by ₹ 270 . When profit rises3%
Investment of A =

270

3

×100 = 9000.
If investment of A, B and C = 18x, x and x 18x = 9000
x = 500
B’s investment = ₹ 500.
C’s investment = ₹ 500.