Crossing the River
A man weighs 200 kg. His two sons weigh 100 kg each. They
want to cross a river to reach the opposite bank. There is
only one boat and it can carry only 200 kg. at a time. How
many trips should they take to cross the river and how ?
Answers
Answered by
0
Answer:
0 because all can swim if they can't swim then 1
Answered by
1
Answer:
They has to did 5 trips.
Explanation:
The weight of the man = 200kg.
The weight of his two sons = 100 kg each.
Capacity of boat at one time = 200kg.
1. Now , At first the two of his sons cross the river. = weight of boat at that time = 200kg
2.Then , one son take the boat and cross the river to go back. = weight of boat at that time = 100 kg.
3. Then , the father alone go to the opposite bank by boat. = weight of boat at that time. = 200 kg.
4. Then , one another son from the opposite bank go back to the first son by boat. = weight of boat at that time = 100 kg
5. Then , the both two of his son go back to the opposite bank by boat. = weight of boat at that time = 200 kg.
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