2. The length, breadth and height of a room are 5 m, 4 m and 3 m respectively. Find the cost of white washing the walls of the room and the ceiling at the rate of f 7.50 per m2

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Pawan Prajapati · Accepted Answer

Here, l = 5 m, b = 4 m, h = 3 m. Area of walls and ceiling = 2(1 + b) x h + lb = (2(5 + 4) x 3 + 5 x 4) m2 = (54 + 20) m2 = 74 m2 Cost = l' 7.50 x 74 = '556.

9 grade maths> 2. The length, breadth and height of a ro...

2. The length, breadth and height of a room are 5 m, 4 m and 3 m respectively. Find the cost of white washing the walls of the room and the ceiling at the rate of f 7.50 per m2

Harshit Singh , 5 Years ago

Pawan Prajapati

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9 grade maths> 2. The length, breadth and height of a ro...

2. The length, breadth and height of a room are 5 m, 4 m and 3 m respectively. Find the cost of white washing the walls of the room and the ceiling at the rate of f 7.50 per m2

Harshit Singh , 5 Years ago

Pawan Prajapati

LIVE ONLINE CLASSES

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