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4. The diameter of a tyre is 77 cm. Find the distancecovered by it in 10 rounds. |
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Answer» so radius of tyre is 77/2For round distance covered is perimeter so 2×pi× 77/2= 2×22/7×77/2= 242 in 10 round it will go 10× 242 cm = 2420cm |
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