RRB Assistant Loco Pilot and Technician Model Paper 5 with solutions

Question : 18 of 100

Marks: +1, -0

A shopkeeper earns a profit of 12% on selling a book at 10% discount on the printed price. The ratio fo the cost price and the printed price of the book is

45 : 56
45 : 51
47 : 56
47 : 51

Validate

Solution:

(a) Let the CP be ₹ 100.
∴ SP = ₹ 112
If the marked price be ₹ x, then
90% of x = 112
⇒ x =

{ 112 × 100 } /{ 90 } = \₹\; { 1120 }/ { 9 }

∴ Required ratio
= 100 :

1120/9

= 900 : 1120 = 45 : 56

Go to Question:

Prev Question

Next Question