Mathematics
Medium
Question
A person can swim in still water at 4 km/h. If the speed of water 2 km/h, how many hours will the man take to swim back against the current for 6km?
A
3
✓ Official correct answer
B
4
C
4 (1/2)
D
Insufficient data
Community credibility
Registered members can vote for the answer they believe is correct today and explain why. If the facts change after an election or news event, suggest a new option so others can vote it up.
A
3
No member explanations yet for this option.
B
4
No member explanations yet for this option.
C
4 (1/2)
No member explanations yet for this option.
D
Insufficient data
No member explanations yet for this option.