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PIPES & CISTERNS - PART 3
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Pipe & Cistern - PART 3

## Pratiyogita Mantra is teaching live on Unacademy Plus

Pratiyogita Mantra
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U
turki islam religion sai phly konsa religion rakhty thy???i mean unka khud ka bhi to koi religion hga !!
A12 B20 (empty half tank in 10hrs then full tank in 20hrs) take LCM i.e 60 A one unit 60/12=5 B one unit 60/20=3 A+B= 60/5-3=30 hrs ( full tank) half tank 30/2=15 direct- 60/2*(5-3)=60/4=15
Saranya ganta
a year ago
tq
Devdutt Jangra
8 months ago
yha par ye (5-3) kyo kiya 8 kyo nhi kiya
MH
4 months ago
devdutt sir 3 empty hain na toa _ honga.
Amazing method of teaching with easy tricks...T Thank you sir....👍 Home work question ka answer hai... Full capacity in 30 hours Half its capacity in 15 hours
full tank will b filled in 30 hours and half will be filled in 15 hours
homework wle question Ka ans half wle Ka h 15 hours and full capacity wle Ka h 30 hours
Nyc way of teaching sir. Covered every concept. Ans for full capacity = 30 hrs and for half capacity = 15 hrs
1. PIPES & CISTERNS PART 3

3. PIPES & CISTERNS PART 3

4. PIPES & CISTERNS PART 3 HIT LIKE If of a tank holds 80 litres of 3 RATE water, then the quantity of water that 7tank holds is: (1) 240 litres (2) 120 litres (3)litres (4) 100 litres 80 3 ASK YOUR DOUBTS IN DOWT FORGET TO PRESS FOLLOW ENROLL/SAVE COMMENTS

5. 1 240

6. PIPES & CISTERNS PART 3 HIT LIKE 3 part of a tank is full of water RATE 4 When 30 litres of water is taken out, the tank becomes empty. The capacity of the tank is (1) 36 litres (2) 42 litres (3) 40 litres (4) 38 litres ASK YOUR DOUBTS IN DOWT FORGET TO PRESS FOLLOW ENROLL/SAVE COMMENTS

7. 3 > 1 30x4 3

8. PIPES & CISTERNS PART 3 HIT LIKE 3 If - th of a cistern is filled in 1 minute, the time needed to fill the rest is (1) 40 sec (3) 36 sec RATE (2) 30 sec (4) 24 sec ASK YOUR DOUBTS IN DOWT FORGET TO PRESS FOLLOW ENROLL/SAVE COMMENTS

9. 60 Sec. 5 3 5 240 Sec.

10. PIPES & CISTERNS PART 3 HIT LIKE A tap can fill an empty tank in 12 hours and another tap can empty half the tank in 10 hours. It both the taps are opened si multaneously, how long would it take for the empty tank to be filled to half its capacity? (1) 30 hours(2) 20 hours (3) 15 hours(4) 12 hours RATE ASK YOUR DOUBTS IN DONT FORGET TO PRESS FOLLOW ENROLL/SAVE COMMENTS