ek nischit duri ko 6 km. per hr. ki chal se 1 hr. 45 min. me tay kiya jata hai. ess duri ko 10 km. per hr. ki chal se krne me samay lagega?
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solution.
Time = distance /speed
=> time = 6/10
=> time = 0.6 hr
___________
☺
Time = distance /speed
=> time = 6/10
=> time = 0.6 hr
___________
☺
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