A race track in the form of a ring whose outer circumference is 308 m and inner cicumference is 264 m.Find the cost of gravelling on race track at rupees 2.80 per m sq
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Step-by-step explanation:
Outer radius will be 49m
Inner radius will be 42m
Radius of track will be 3.5m
Area of path =pie r^2
=22/7*3.5*3.5
=38.5m^2
Cost of gravelling the path=
Rupees 107.20
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