road roller is 140 cm long its diameter 84 CM 1
000 complete revolutions 1 over 2 Level the road find the cost of living the road at 50 per 100 metre square
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22/7×0.06×0.42×1.4=0.77616
0.77616×1000=776.16
776.16×2=rupees 1552.32
0.77616×1000=776.16
776.16×2=rupees 1552.32
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