Question

Q.1.Three boys Aniket Anubhav and Akash complete a certain worh in 20 minutes . If Aniket and Anubhav takes 40 and 60 minutes respectively to finish the work, in how much time will Akash alone complete that work

Q.2. Two pipes can fill a tank in 10 hours and 12 hours respectively while the third pipe empties the full tank in 20 hours. If all the 3 pipe operate simultaneously in how much time will the tank be filled.

Q.3. Three taps A,B,C together can fill a cistern in 10 minutes.
Tap A alone can fill it in 30 minutes and tap B alone can fill it in 40 minutes. How long will tap C alone take to fill it ?


please please please tell it fast
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Answer 1

Answer:

1.80 as a +b+c =20 and akasha lone will take 8p min

Answer 2

Answer:

Q no. 3 Answer :- Tap C will take 1 hour and 20 minutes to fill it alone