9. (a) The diameter of a road roller, 120 cm long is 70 cm. If it tata – InterviewSolution

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1.

9. (a) The diameter of a road roller, 120 cm long is 70 cm. If it tatakes 500 revolutions to leveldetermine the cost of levelling it at the rate of25 per square

Answer»

now cm^2 to m^2=13200000/10000=1320m^2

cost of levelling=1320×25=33000 Ans

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