The diameter and length of a roller is 120cm and 84cm respectively. To level the ground, 200 rotations of the roller are required. Find the expenditure to the level the ground at the rate of rupees 10 per sq m.
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Answer:
= 2 *22*60*84/7
= 31680
31680 *200*10/10000
= 6336 RUPEE
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