Question

A man wants to soundproof his home theatre with Acoustic Panels on the walls. There are 3 identical walls
in his home theatre. The length and width of each Acoustic Panel are 3 feet and 2 feet respectively. The
height and width of each wall are 20 feet and 30 feet respectively. He wants to sound proof 3 walls of his
home theatre. The cost of each Acoustic
Panel is 100 Rupees. How much would it cost to sound proof all
the 3 walls of his home theatre by using the required number of Acoustic Panels? *
O A) 6000 Rupees
O B) 12,000 Rupes
O C) 18,000 Rupees.
OD) 24.000 Rupees.
O E) 30,000 Rupees.​

Answer 1

Answer:

D) is the right answer of me