Pipe A is an inlet pipe that can fill an empty cistern in 69 hours. Pipe B can drain the filled cistern in 46hours. When the cistern was filled the two pipes are opened one at a time for an hour each, starting withPipe B. how long will it take for the cistern to be empty?
A) 11 days 10 hours B) 11 days 7 hours C) 11 days 12 hours D) 1 days 13 hours
Answers
Answered by
0
Answer:
11 days 7 hours is a correct answer
Answered by
3
Answer:
A) 11 days 10 hours..........ok
Step-by-step explanation:
Pipe A is an inlet pipe that can fill an empty cistern in 69 hours. Pipe B can drain the filled cistern in 46hours. When the cistern was filled the two pipes are opened one at a time for an hour each, starting withPipe B. how long will it take for the cistern to be empty?
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