pipe A can fill up a cistern in 20 minutes while pipe B can fill it up in 25 minutes how much time will it take for the cistern to get filled up if both the pipes are opened simultaneously
Answers
Answered by
2
Answer:
Total time taken to fill the cistern =(11+5)=16 min
Answered by
3
Answer:
9/100min
Step-by-step explanation:
1/20 + 1/25 = 5+4/100 = 9/100
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