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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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Filed Under: Quantitative Aptitude - Arithmetic Ability

10 8245
Q:

The capacity of a pure capacitor is 1 farad. In D.C circuit, its effective resistance will be

A) Zero B) Infinite
C) 1 Ohm D) 1/2 Ohm
 
Answer & Explanation Answer: B) Infinite

Explanation:
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Filed Under: Physics

29 8243
Q:

The largest river of Penisular India is

A) Narmada B) Godavari
C) Mahanadi D) Cauvery
 
Answer & Explanation Answer: B) Godavari

Explanation:
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Filed Under: Indian Economy

5 8243
Q:

Rearrange the parts of the sentence in correct order.

Imagine what this can do

P-­the news industry in our part of the world
Q­-for trust in, and engagement
R-­with, professional journalism and

 

A) RQP B) QRP
C) PRQ D) PQR
 
Answer & Explanation Answer: B) QRP

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

0 8234
Q:

Improve the bracketed part of the sentence.

 

The manager was highly upset because of (the inordinate delaying).

A) the inordinate delay B) the inordinately delay
C) the inordinately delaying D) no improvement
 
Answer & Explanation Answer: A) the inordinate delay

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

0 8223
Q:

Velocitation is the tendency to

A) be traveling at a speed that is faster than perceived B) be traveling at a speed that is slower than perceived
C) Both A & B D) None of the above
 
Answer & Explanation Answer: A) be traveling at a speed that is faster than perceived

Explanation:

Velocitation is a phenomenon caused by driving for long periods at high speeds. A driver may experience velocitation when coming off of the highway; the change in speed makes him or her think that the car is going much slower than it actually is.

 

Velocitation is the tendency to be traveling at a speed that is faster than perceived.

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Filed Under: Physics
Exam Prep: GATE , CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk , Analyst

4 8223
Q:

Where is the Longest Corridor in India ?

Answer



Rameshwaram Temple Corridor (5000 feet)


 

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Subject: Longest, Shortest, Deepest

18 8215
Q:

Japan invaded Manchuria in 1931 because

 

A) Japan wanted to take back lands that belonged to it B) Manchuria had refused to make peace with Japan
C) Manchuria had invaded Japan during World War I D) Japan wanted raw materials and natural resources
 
Answer & Explanation Answer: D) Japan wanted raw materials and natural resources

Explanation:
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Filed Under: World History
Exam Prep: Bank Exams

2 8214