the length of a room is 6 m and width is 4.75 m . what is the cost of paying the floor by slabs at the rate of rs . 900 per sq . metre .
"area = 6 × 4.75 sq . metre . cost for 1 sq . metre . = rs . 900 hence total cost = 6 × 4.75 × 900 = 6 × 4275 = rs . 25650 answer is a ."
multiply(900, multiply(6, 4.75))