How can you get a mother who weighs 100 pounds a father who weighs 100 pounds a son who weighs 50 pounds and a daughter who weighs who weighs 50 pounds across a river in a boat that can only hold 1?

Answer 1

1. son and daughter across

2. son back

3. father across

4. daughter back

5. son and daughter across

6. daughter back

7. mother across

8. son back

9. son and daughter across

Answer 2

First, the father rows across the river and leaves the family on the other side. Then, the son crosses back to the original side, and the mother rows across. The father returns, takes the daughter across, and finally crosses back to the original side to be reunited with the whole family.