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Perimeter and Area | Exercise 11.4

Question 9

A path 1 m wide is built along the border and inside a square garden of side 30 m.

Find:The cost of planting grass in the remaining portion of the garden at the rate of ₹ 40 per m2.

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ANSWER:

Given, the cost of planting the grass in the remaining portion of the garden at the rate of = ₹ 40 per m2

Then the cost of planting the grass in 784 m2 area of the garden = 784 × 40

= ₹ 31360

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Our top 5% students will be awarded a special scholarship to Lido.

subject-cta

Question 9

A path 1 m wide is built along the border and inside a square garden of side 30 m.

Find:The cost of planting grass in the remaining portion of the garden at the rate of ₹ 40 per m2.

Looking to do well in your science exam ? Learn from an expert tutor. Book a free class!

ANSWER:

Given, the cost of planting the grass in the remaining portion of the garden at the rate of = ₹ 40 per m2

Then the cost of planting the grass in 784 m2 area of the garden = 784 × 40

= ₹ 31360

Our top 5% students will be awarded a special scholarship to Lido.

subject-cta
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