Question: the dimensions of a room are 25 feet * 15 feet * 12 feet . what is the cost of white washing the four walls of the room at rs . 2 per square feet if there is one door of dimensions 6 feet * 3 feet and three windows of dimensions 4 feet * 3 feet each ?
A) s . 4528
B) s . 1812
C) s . 4527
D) s . 4530
E) s . 4521
Correct answer: b
Grade: 7 | Topic: Geometry | Difficulty: Hard | Standard: 7.G.B.6