Mathematics
Medium
Question
Two pipes A and B together can fill a cistern in 4 hours. Had they been opened separately, then B would have taken 6 hours more than A to fill cistern. How much time will be taken by A to fill the cistern separately?
A
1 hr
B
2 hrs
C
6 hrs
✓ Official correct answer
D
8 hrs
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
1 hr
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B
2 hrs
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C
6 hrs
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D
8 hrs
No member explanations yet for this option.