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Question
A garden roller has a circumference of 3 meters. How many revolutions does it makes in moving a distance of 21 meters?
Sum
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Solution
Given: A garden roller with circumference 3 m moves a distance of 21 m.
Step-wise calculation:
Number of revolutions = Distance ÷ Circumference
= 21 m ÷ 3 m
= 7
The roller makes 7 revolutions.
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