the diameter of the wheel of a car is 77cm .how many revolutions will it make to travel 121km
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4
Go through it and please look out for any calculation mistakes present in this.
Hope this helps.
Hope this helps.
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Akashkumbhakar:
not understand
I've verified 3 times now, and all the calculations are correct. The answer might be misprinted in your book.
Yes zeborg. U r right to this.
answer 500
Answered by
14
Find out circumference which is equal to 1 revolution. Ok. Then convert km into m and then cm. Divide the distance by circumference and that will give u number of revolutions.
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answer is 500
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