Question : If a storeroom of a house is in the shape of a cuboid having a length of 3 m, a width of 2 m, and a height of 4 m, find the total area of its four walls.
Option 1: 50 m2
Option 2: 20 m2
Option 3: 40 m2
Option 4: 24 m2
Correct Answer: 40 m 2
Solution :
Length = 3 m
Width = 2 m
Height = 4 m
Area of 4 walls = 2(Length + Breadth) × Height = 2(3 + 2) × 4 = 40
Hence, the correct answer is 40 m
2
.
Related Questions
Know More about
Staff Selection Commission Multi Tasking ...
Answer Key | Cutoff | Selection Process | Preparation Tips | Eligibility | Application | Exam Pattern
Get Updates BrochureYour Staff Selection Commission Multi Tasking Staff Exam brochure has been successfully mailed to your registered email id “”.