Find the total cost of grass to be laid in a triangular park if the cost of laying 1 square feet of grass is $5.

$1000

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$1200

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$1500

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$2000

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Solution

The correct option is B $1200
Area of the park
= $\frac{1}{2}$ × Base × Height
= $\frac{1}{2}$ × 30 × 16
= 240 square feet

Cost of laying 1 square feet of grass
= 5 dollars

Total cost of laying grass
= $240 \times 5$
= 1200 dollars

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Similar questions

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There is a square park in the society. ₹ ______ is the cost of laying grass in the field at ₹ 10 per $m^{2}$ , if the length of each side is 7 m.

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Find the total cost of grass to be laid in a triangular park if the cost of laying 1 square feet of grass is $5.

The correct option is B $1200 Area of the park = 12 × Base × Height = 12 × 30 × 16 = 240 square feet Cost of laying 1 square feet of grass = 5 dollars Total cost of laying grass = 240×5 = 1200 dollars

The correct option is B $1200
Area of the park
= $\frac{1}{2}$ × Base × Height
= $\frac{1}{2}$ × 30 × 16
= 240 square feet

Cost of laying 1 square feet of grass
= 5 dollars

Total cost of laying grass
= $240 \times 5$
= 1200 dollars