Physics, asked by bilal60, 1 year ago

any one help me to solve this

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Answered by pranu64
1
to answer this question first you have to find the time taken to cover 1km that will come 20min by using the formula t=distance/speed remaining time will be 10min that means 1/6hour .
then use the formula speed=distance/time to find the speed for remaining distance.
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