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Q:: A large cistern can be filled by two pipes P and Q in 15 minutes and 10 minutes respectively. How many minutes will it take to fill the Cistern from an empty state if Q is used for half the time and P and Q fill it together for the other half?
A. 6.5 minutes
B. 7.5 minutes
C. 8.5 minutes
D. 9.5 minutes
E. None of the Above



Answer to previous question ::B- 12 minutes :)

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Q5 : Time for reasoning questions.
1. Statements:
Some light are sound. All sounds are air. No air is dust.
Conclusions:
I.All dust being light is a possibility.
II.All light being air is a possibility.
III.All sound being light is a possibility
1.Only conclusion I does not follow.
2.Only conclusion II does not follow.
3.Only conclusion III does not follow.
4.Both conclusions I and II does not follow.
5.None of these

2. Statements:
Some P are Q. Some Q are R. All R are S. Some S are T.
Conclusions:
I.Some P are not R.
II.Some S are R.
III.Some P are S.
IV.At least some R are T.
1.Only II and III follow
2.All follow
3.Only II follows
4.None follows
5.None of these



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More questions coming soon.

Q4 : If the number of boys in a class are 8 times the number of girls, which value can never be the total number of students?

A. 27 B. 45 C. 81 D. 42


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Answer to Q3 :A.

Hello Guys,

We are starting a new series from today. On daily basis, we would be posting some questions related to Aptitude, GK, reasoning etc.

We are welcome to any suggestion. :)

Hope you all like it.

Thank you.
Team KnowlezStreet