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 $500 per sq. metre.	Choose the correct choice from the following answers
A) $ 10312.50 B) $ 13512.50 C) $ 16512.50 D) $ 14512.50 E) $ 18512.50

Rationale: "area = 5.5 × 3.75 sq . metre . cost for 1 sq . metre . = $ 500 hence , total cost = 5.5 × 3.75 × 500 = $ 10312.50 a"
Answer: A