Q: Given a math problem with context and a question and 5 answer choices, the task is to provide the correct answer choice based on the problem. You must choose one of the given answer choices by letter: a, b, c, d, or e; anything else is invalid.
Problem: the length of a room is 5.5 m and width is 3.75 m. find the cost of paying the floor by slabs at the rate of rs. 1200 per sq. metre.
Options: a. rs. 15,000, b. rs. 24,750, c. rs. 15,600, d. rs. 16,500, e. none
A:
b