Doctor Johnson was hiking with his wife and their son.
They needed to cross a river. The rowboat can only hold 100 kg.
The doctor weighs 80 kg, his wife weighs 60 kg, and their son weighs 30 kg.
How can all three of them cross the river?
Doctor Johnson was hiking with his wife and their son.
They needed to cross a river. The rowboat can only hold 100 kg.
The doctor weighs 80 kg, his wife weighs 60 kg, and their son weighs 30 kg.
How can all three of them cross the river?