Questions

Q:

A bag contains 12 white and 18 black balls. Two balls are drawn in succession without replacement. What is the probability that first is white and second is black?

A) 6/145 B) 36/145
C) 18/95 D) 12/145
 
Answer & Explanation Answer: B) 36/145

Explanation:
 

The probability that first ball is white:
=C112C130=1230=25


Since, the ball is not replaced; hence the number of balls left in bag is 29.
Hence the probability the second ball is black:
=C118C129=1829


Required probability =(25)×(1829)


=36/145

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10 9415
Q:

Solve the Riddle?

bana1522056999.jpg image

A) 79 hrs B) 72 hrs
C) 52 hrs D) 18 hrs
 
Answer & Explanation Answer: D) 18 hrs

Explanation:

From the given data,

18 snakes can eat 18 bananas in 18 hrs.

=> 1 snake can eat 1 banana in 18 hrs

=> 79 snakes can eat 79 bananas in 18 hrs.

 

Hence, 18 hrs.

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21 9409
Q:

Can you solve this maths puzzle?


A) 10 B) 12
C) 14 D) 18
 
Answer & Explanation Answer: B) 12

Explanation:

The logic in this puzzle is summing the result of [subtraction of upper two digits] & [addition of lower two digits] 

Hence, the result is  

(5 - 3) + (2 + 8) = 2 + 10 = 12.

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Filed Under: Math Puzzles
Exam Prep: Bank Exams

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Q:

The most important cause for the outbreak of the Ghaddar revolution was the

A) Commencement of World War I B) Hanging of Kartar Singh Sarabha
C) Kamagato Maru Incident D) Arrest of Lala Hardayal
 
Answer & Explanation Answer: C) Kamagato Maru Incident

Explanation:
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Filed Under: Indian History

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Q:

‘Panchatantra’ is originally written by _____________.

A) Kalidas B) Vishnu Sharma
C) Tulsi Das D) None of these
 
Answer & Explanation Answer: B) Vishnu Sharma

Explanation:
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Filed Under: Indian Culture

125 9400
Q:

The Contingency Fund of India has been placed at the disposal of the 

A) Prime Minister B) President
C) Comptroller and Auditor-General D) Home Ministry
 
Answer & Explanation Answer: B) President

Explanation:

The Contingency Fund of India was constituted in 1950, by an act of parliament (Article 267). The Fund has been placed at the disposal of the president, who can make advances out of the Fund to meet unforeseen expenditure. The expenses must be subsequently authorised by Union Parliament (Articles 115, 116) and recovered through additional, supplementary or excess grants.

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Filed Under: Indian Politics

6 9397
Q:

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".


You (will being surprised) to learn that some leading philosophers have supported immoral views.

 

A) will be surprised B)  will be surprise
C) will be surprising D) no improvement
 
Answer & Explanation Answer: A) will be surprised

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

65 9392
Q:

What is the shortest phase of the cell cycle?

A) M B) G1
C) S D) G2
 
Answer & Explanation Answer: A) M

Explanation:

Longest and shortest phases Of cell cycle:

Shortest Phase - M phase or Mitotic phase.

Longest phase - G1 phase of the Interphase

Longest and shortest phases During Mitosis:

Longest Phase - Prophase

Shortest Phase - Anaphase

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Filed Under: Biology
Exam Prep: AIEEE , Bank Exams , CAT
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