The diameter of a road roller, 1m 40cm long is 80cm. if it takes 600 revolutions to level a playground, find the cost of leveling the ground at 75 paise per square meter.

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.

The diameter of a roller, 120 cm long, is 84 cm. If it takes 500 complete revolutions to level a playground, find the cost of levelling it at Rs 5 per square metre.

The diameter of a roller 120cm long is 84cm. 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.

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, 1 m long, is 84 cm. If it takes 500 complete revolutions to level a playground, the area of the playground is

The diameter of a 120 cm long roller is 84 cm. It takes 500 complete revolutions of the roller to level a ground. The cost of levelling the ground at Rs. 1.50 per sq. m. is :

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

The diameter of a roller is 120 cm and its length is 84 cm. The roller makes 500 complete revolutions in pressing a ground at the rate of 75 paise per square metre.