What would it cost to paint a wall 5 m long and 3 m high if the cost of painting one square metre is Rs 15?

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Solution

Length of wall = 5 m
Height of wall = 3 m
Area of wall = length × height
= 5 m × 3 m
= 15 m²
The cost of painting 1 m² area of wall = Rs 15
So, cost of painting 15 m²area of wall = Rs 15 × 15 = Rs 225
Thus, the cost of painting the wall = Rs 225

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What would it cost to paint a wall 5 m long and 3 m high if the cost of painting one square metre is Rs 15?

Length of wall = 5 m Height of wall = 3 m Area of wall = length × height = 5 m × 3 m = 15 m2 The cost of painting 1 m2 area of wall = Rs 15 So, cost of painting 15 m2 area of wall = Rs 15 × 15 = Rs 225 Thus, the cost of painting the wall = Rs 225

Length of wall = 5 m
Height of wall = 3 m
Area of wall = length × height
= 5 m × 3 m
= 15 m²
The cost of painting 1 m² area of wall = Rs 15
So, cost of painting 15 m²area of wall = Rs 15 × 15 = Rs 225
Thus, the cost of painting the wall = Rs 225