There are three pipes - A , B, C. They can fill a tank in 5 hrs, 10 hrs and 30 hrs respectively. If all the pipes are opened together, how long will they take to fill the tank?

Options
- 1
- 2
- 2.5
- 3

CORRECT ANSWER : 3

Discussion Board
Explanaion

for 1hr = 1/5+1/10+1/30
then common denominator so it becomes 6/30+3/30+1/30 = 10/30 = 1/3
so the answer is 3//

Shan 07-1-2026 07:46 PM

Aptitude

Please explain

Nahom 08-3-2024 04:31 AM

explain

how the answer 3 comes explain it...

Manoj 10-21-2016 07:38 AM

explain

explain please

Madiha 08-20-2015 05:40 PM

Write your comments


Enter the code shown above:

(Note: If you cannot read the numbers in the above image, reload the page to generate a new one.)


Related Content

Advertisement
 
▲