the cost of carpeting a room 12 m wide with a carpet of width 85 cm at the rate Rs 120 is Rs 28800. find the length of the room.

Answer 1

12L * .85 * 120 = 28,800

Solve for L.

Answer 2

Area = 12 x
carpet length = Cl = A/.85 = 12 x/.85

cost = Cl *120 = (12x/.85)120 = 28800
x = (2880/144).85 = 17 meters

Answer 3

The cost of carpenting a room 12m wide with a carpet of width 85cm at rupees 120 per metre is rupees 28800. Find the length of the room