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Diameter of a car wheel is 49cm . find how many turns will it take to cover a distance of 3080 cm. |
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Answer» DIAMETER of wheel = 49 cm Radius = 49 /2 cm Circumference of wheel = 2 PI r = 2 × 22 × 49 / 7 × 2 = 22 × 7 = 154 cm Distance covered = 3080 cm Number of TURNS = Distance travelled / Circumference of wheel = 3080 / 154 = 20 |
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