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Lilly A.

asked • 06/26/19

Maths, circles, circumference, area, diameter and radius

Billy likes to go cycling.

His bike has wheels of diameter 85 cm.


He has invented a counter for his bike which counts the number of revolutions the wheels make.


One day the counter shows 290 revolutions.


How far has Billy cycled?

Give your answer to the nearest metre.



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