Question

Shivam wants to climb a mountain and then return to the starting point along with some of his friends. They will have to travel only by foot. Mountain is located at a distance of 125 km from the starting point. We know that each of them can travel at most 25 km in an hour and they need a bottle of water for each hour. Each of them can carry 6 bottles at a time, now Shivam wants to know what is the minimum number of friends he needs so that he can complete his trips. They should never run out of the water at any time.
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Answer 1

Your answer is here-

125/25 = 5

=> 5 friends