Question

What is the area of a square park whose side is 150 metres? Find the total cost of planting grass in it at ₹ 10 per square metre

Answer 1

Answer:

Given :-

Side of square park is 150 metres.

The total cost of planting grass in it at ₹ 10 per square metre.

To find :- Cost of planting grass.

Solution :-

Area of Square park = (Side)^ 2

= (150)^ 2

= 22500 metre square.

Cost of planting grass = 22500 x 10

= ₹ 2,25,000.

Answer :- Cost of planting grass in square is ₹2,25,000.

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Answer 2

Given:-

• side is 150 metres.
• cost of planting grass in it at ₹10 per m²

Find:-

• area of a square park
• cost of planting grass

Formula used:-

• Area = (s)²
• Unitary Method

Solution:-

Area = (s)²

=> (150)²

=> 22500 m² Ans.

Cost of planting grass in 1 m² = ₹10

:. Cost of planting grass in 22500 m²

= ₹10 × 22500

=> ₹ 2,25,000 Ans.

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