Mathematics
Medium
Question
A boat can move upstream at 25 kmph and downstream at 35 kmph, then the speed of the current is_________?
A
5 kmph
✓ Official correct answer
B
10 kmph
C
30 kmph
D
15 kmph
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
5 kmph
No member explanations yet for this option.
B
10 kmph
No member explanations yet for this option.
C
30 kmph
No member explanations yet for this option.
D
15 kmph
No member explanations yet for this option.