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The diameter of roller 1.5m long is 84cm. If it takes 100 revolutions to level a playground, find the cost of levelling this ground at the rate of 50 paise per square metre.

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The diameter of a roller 120cm long is 84cm. If it takes 500 complete revolutions to level a playground, determine the cost of levelling it at the rate of 30 paise per square metre.

The diameter of a roller 120cm long is 84cm. If it takes 500 complete revolutions to level a playground, determine the cost of levelling it at the rate of 30 paise per square metre.

The diameter of a roller is84 cm and120cm long. If it take 500 complete revolutions to level a playground, determine the cost of levelling it at the rate of 30 paise per square metre.

One side of a square plot is 250m, find the cost of levelling it at the rate of Rs. 2 per square metre.

The diameter of a roller is 2.4 m and its length is 1.68 m. If its rotates 1000 time to level a ground. Find the area of the ground.

The area of a circular playground is 22176 m^(2) . Find the cost of fencing this ground at the rate of Rs. 50 per m.

Find the cost of levelling a field measuring 75 m by 60 m at the rate of Rs 8 per sq. m .

Find the cost of fencing a square park of side 300m at the rate of Rs. 20 per metre.

In the adjoining plot of land , all the adjacent side are at right angles . Find the cost of levelling the ground at the rate of rupees 11.40 per square metre.

The diameter of a roller is 84 cm and its length is 120 cm. It takes 500 complete revolutions to move once over to level a playground. Find the area of the playground in m^2 .

RD SHARMA ENGLISH-SURFACE AREA AND VOLUME OF A RIGHT CIRCULAR CYLINDER-All Questions
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