The diametre of a road roller is 28cm and its length is 150cm. it take 500 revolution to level a piece of land. find the area of the land. the cost of levelling the ground is 100persq metre. find the cost of levelling the ground.
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vipinmamgai68:
thanks
but answer main area 660msquare hai aur cost 66,000 hai
660.00 ha because 66000sq cm
ha
aur 660.00 sq m ha
asa hi next vala mein ha
66000.00 answer ha sq m me
aur 600000 answer ha sq cm me
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