Find the cost of carpeting a room 13 m long and 9 m broad with a carpet 75 cm wide at the rate of Rs.12 per square metre.
Answers:
A) 1824 B) 1854 C) 1872 D) 1888 E) 1999

Rationale: explanation : area of the carpet = area of the room = ( 13 × 9 ) m 2 = 117 m 2 . length of the carpet = ( area / width ) = 117 × ( 4 / 3 ) m = 156 m . therefore cost of carpeting = ( 156 × 12 ) = rs . 1872 answer : option c
Answer: C