The length of a room is 5.5 m and width is 3.75 m. What is the cost of paying the floor by slabs at the rate of $600 per sq. metre. Choose the correct choice from the following answers:
A) $ 12375	B) $ 13575	C) $ 16575	D) $ 14575	E) $ 18575

Rationale: "a area = 5.5 × 3.75 sq . metre . cost for 1 sq . metre . = $ 600 hence , total cost = 5.5 × 3.75 × 600 = $ 12375 a"
Answer: A