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A garden roller has a circumference of 4m.find the number of revolution, it makes in moving 40 m |
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Answer» Can you please solve more easily 10 Circumference of circle= 4m2×22/7×r = 4r = 4×7/44r =7/11Let n number of revolution makes in moving 40mn × 2 ×22/7×r = 40n ×4 = 40n = 40/4n = 10 |
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