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A pipe can fill a tank in 12 minutes. An...

A pipe can fill a tank in 12 minutes. Another pipe can empty that tank in 30 minutes. If they are opened alternatively. How much time will they take to fill that tanke?

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ADVANCED MATHS BY ABHINAY MATHS ENGLISH-PIPE & CISTERN -QUESTIONS
  1. A pipe can fill a tank in 30 minutes. Another pipe can empty that tank...

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  2. A pipe can fill a tank in 12 minutes. Another pipe can empty a tank in...

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  3. A pipe can fill a tank in 12 minutes. Another pipe can empty that tank...

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  4. Two pipes can fill a tank in 20 hours and 12 hours respectively pipe C...

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  5. Two pipes can fill a tank in 37(1)/(2) minutes and 45 minutes respecti...

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  6. Pipe A can fill a tank in 3 hours, pipe B can fill in 4 hours. and Pip...

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  7. A pipe can fill a tank in 20 min and auother pipe can fill in 30 min. ...

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  8. Two pipes A and B can fill a tank in 25 min and 45 min respectively. P...

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  9. A pipe can fill a tank in 10 hours. An outlet pipe drains the water at...

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  10. Two pipes can fill a tank in 15 minutes and 20 minutes. respectively. ...

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  11. Two pipes A and B can fill a tank in 10 min and 20 min respectively. A...

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  12. A pipe can empty a tank in 12 hours. If an inlet pipe fill water at th...

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  13. Two outlet pipes can empty a tank in 12 min and 15 min respectively. I...

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  14. A pipe can fill a tank in 10 min. The other pipe can fill in 20 min. I...

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  15. Two pipe M and N can fill a tank in 8(1)/(3) min and 12(1)/(2) min r...

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  16. A pipe can empty a tank in 15 min. and another pipe can empty the tank...

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  17. Two pipes A and B can fill a tank in 15 minutes and 20 minutes respect...

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  18. Two pipes can fill a tank in 20 min and 25 min respectively due to som...

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  19. A tank has 8 pipes. Out of which some one inlet and some one outlets. ...

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  20. Out of 7 pipes. Some one inlets and some one out- lets. An inlet pipe ...

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