Question

What is the area of sqare Park whose side is 150metres? Find the total cost of planting grass in it at rupees 10 per square metre.

Answer 1

Answer:

Area = 22500 sq m , cost of planting = Rs. 225000

Step-by-step explanation:

Area of square park = 150 x 150

=22500 sq m

cost of planting = 22500 x 10

= Rs. 225000

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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