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Q:

P, Q and R are channels which discharge solutions A,B and C respectively in a tank. When the tank is empty and all the three channels are opened what is the proportion of the solution C in the tank after 3 minutes, if the channels P, Q and R can fill the tank from empty to full in 30 minutes and 20 minutes and 10 minutes respectively when they are opened one at a time.

A) 6/11 B) 5/11
C) 5 D) 6
 
Answer & Explanation Answer: A) 6/11

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Filed Under: Pipes and Cistern
Exam Prep: Bank Exams

Q:

Which of the following solutions is the most acidic among them all?

A) Solution with pH value 0 B) Solution with pH value 6
C) Solution with pH value 1 D) Solution with pH value 7
 
Answer & Explanation Answer: A) Solution with pH value 0

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Filed Under: Chemistry
Exam Prep: Bank Exams

Q:

How many solutions does a pair of linear equations will have, if the equations are 4x+5y-6=0 and 16x+20y+20=0?

 

A) 0 B) 1
C) 2 D) Infinite
 
Answer & Explanation Answer: A) 0

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

If x2 + kx + k = 0, has two distinct real solutions, then the value of k will satisfy

 

A) k<0 or k>4 B) k>4 only
C) 0<k<4 D) k<0 only
 
Answer & Explanation Answer: A) k<0 or k>4

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

Which of the following solutions is alkaline?

 

A) H+ <1 × 10-7 Mol/l B) H+ = 1 × 10-4 Mol/l
C) H+ = 1 × 10-7 Mol/l D) H+ > 1 × 10-7 Mol/l
 
Answer & Explanation Answer: A) H+ <1 × 10-7 Mol/l

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Filed Under: Chemistry
Exam Prep: Bank Exams

Q:

Which country topped the list on "World Happiness Index", 2015 published by the sustainable Development Solutions Network (SDSN)?

A) Bhutan B) Switzerland
C) Iceland D) Norway
 
Answer & Explanation Answer: B) Switzerland

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Filed Under: General Awareness
Exam Prep: Bank Exams

Q:

Who is the CEO of Cognizant Technology Solutions as of February 2018?

A) Francisco D'Souza B) Azim Premji
C) Nandan Nilekani D) Vishal Sikka
 
Answer & Explanation Answer: A) Francisco D'Souza

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Filed Under: General Awareness
Exam Prep: Bank Exams

Q:

The number of solutions of the pair of linear equations x + 2y - 8 = 0 and 2x + 4y = 16 is

A) 0 B) 1
C) Infinitely many D) 2
 
Answer & Explanation Answer: A) 0

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Filed Under: Simplification
Exam Prep: Bank Exams