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Question

# Find the area of 4 walls of a room where length of each wall is 16 feet × 12 feet, leaving space for 2 windows and a door of the given dimensions.

A
700 square feet
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B
702 square feet
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C
600 square feet
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D
650 square feet
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Solution

## The correct option is B 702 square feetArea of a wall = Length × Width = 16×12 = 192 square feet Area of the 4 walls = 192×4 = 768 square feet Area of a window = Side × Side = 5×5 = 25 square feet Area of the door = 8×2 = 16 square feet Area of 2 windows and a door = 25 + 25 + 16 = 66 square feet Area of 4 walls leaving 2 windows and 1 door = 768 - 66 = 702 square feet

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