Question
There are three taps with diameters of 3cm, 4cm, and 5cm
respectively. The ratio of the water flowing through them is equal to the ratio of the square of their diameters. The largest tap alone can fill an empty tank in 81 minutes. If all the drains are opened simultaneously, then how much time (in minutes) will it take to fill the tank?Solution

Which of the following contains Grapes?Â
Who likes Black?
Which of the following combination is true?
Statements:
Only a few Male are Boy.
Some Boy are Female.
Only Female are Girl.
Conclusion
I) Some Female are Boy.
II) Some Girl are Male.
Which of the following is true with regarding to L?
___ lives immediately above D in the same type of flat.
Which of the following floors are vacant?
Four of the following five are alike in a certain way based on the given arrangement and thus form a group. Which is the one that does not belong to tha...
Who celebrated his birthday in the beginning of the month?
Which of the following person likes Puma Shoes?