A road roller makes 200 rotations in covering 2200m.finf the radius of the roller.
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Step-by-step explanation:
Given that a roller make 200 rotations to cover 2200m.
Therefore, Perimeter of roller=2πr
=>2200=(2*22/7)*r
=>(2200)/(44/7)=r
=>(2200*7)/44=r
=>r=15400/44
=>r=350
There , r=350cm
Hence the required radius of the road roller is 350cm
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