An object covers a complete circle of radius 7m in 40 s .what will be it's distance travelled and displacement in 100s?
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Answer:17.5m
Explanation: If 40seconds are taken for 7metre circle ,then 100 seconds are taken for 17.5m circle.
The best way to solve this is using cross multiplication.
chinmayipemmaraju:
Is there any other of solvin his question by using any formula
We can also use proportion- 7 : 40 :: 100 : X
Now multiply the means and extremes.
Now multiply the means and extremes.
TQ
We can also use mean method
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