Question No. 3 of 15 Morka Pipe A and B can fill a tank in 15 and 18 minutes but pipe C can empty it in 6 minutes. Pipe Aand B are kept open for 5 minutes in the beginning and then pipe is also opened, In whattime is the cisterns emptied)

Question No. 3 of 15 Morka Pipe A and B can fill a tank in 15 and 18

1.	Question No. 3 of 15 Morka Pipe A and B can fill a tank in 15 and 18 minutes but pipe C can empty it in 6 minutes. Pipe Aand B are kept open for 5 minutes in the beginning and then pipe is also opened, In whattime is the cisterns emptied)
Answer» Pipe A and B can FILL a tank in 15 and 18 minutes pipe C can empty it in 6 minutes Pipe A and B are kept open for 5 minutes in the beginning then pipe C is also openedTo Find : In what time is the CISTERNS emptiedSolution:Pipe A and B can fill a tank in 15 and 18 minutes => Pipe A and B together can fill in 1 min = 1/15 + 1/18= ( 6 + 5)/90= 11/90Filled in 5 Minutes = 5 * 11/90 = 55/90 Pipe C can empty it in 6 minutesPipe C can empty in 1 minute = 1/6Pipe A , B & C together in 1 Min can empty = 1/6 - 11/90= ( 15 - 11)/90= 4/904/90 Emptied in 1 Min55 90 emptied in = 55/4 min = 13.75 Mins= 13 mins 45 sec after Pipe C opened Learn More:A pipe can fill the tank in 20 min and another pipe can fill the tank brainly.in/question/9388454Two pipes a and b can fill a cistern in 12 min and 16 min ...brainly.in/question/9219024

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Question No. 3 of 15 Morka Pipe A and B can fill a tank in 15 and 18 minutes but pipe C can empty it in 6 minutes. Pipe Aand B are kept open for 5 minutes in the beginning and then pipe is also opened, In whattime is the cisterns emptied)​

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Question No. 3 of 15 Morka Pipe A and B can fill a tank in 15 and 18 minutes but pipe C can empty it in 6 minutes. Pipe Aand B are kept open for 5 minutes in the beginning and then pipe is also opened, In whattime is the cisterns emptied)