Bank PO Questions and Answers with Explanation, Job Roles

Q:

In a bag, there are 8 red, 7 blue and 6 green flowers. One of the flower is picked up randomly. What is the probability that it is neither red nor green ?

$A) \frac{1}{3}$

$B) \frac{8}{21}$

$C) \frac{6}{21}$

$D) \frac{20}{21}$

A) Option A	B) Option B
C) Option C	D) Option D

Answer & Explanation Answer: A) Option A

Explanation:

Total number of flowers = (8+7+6) = 21.

Let E = event that the flower drawn is neither red nor green.

= event taht the flower drawn is blue.

--> n(E)= 7

--> P(E)= $\frac{7}{21}$ = $\frac{1}{3}$

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Filed Under: Permutations and Combinations
Exam Prep: GATE , CAT , Bank Exams
Job Role: Bank PO , Bank Clerk

8 3367

Q:

A Step-Up Transformer Increases

A) Power	B) Current
C) Frequency	D) Voltage

Answer & Explanation Answer: D) Voltage

Explanation:

A transformer that increases voltage from primary to secondary (more secondary winding turns than primary winding turns) is called a Step-Up Transformer.

Conversely, a transformer designed to do just the opposite is called a Step-Down Transformer.

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Filed Under: Physics
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE , TOEFL
Job Role: Analyst , Bank PO , Database Administration , IT Trainer

5 3365

Q:

I come in different colors and shapes. Some parts of me are curvy, some are straight. You can put me anywhere you like, but there is only one right place for me. What am I?

Answer

A Jigsaw puzzle.

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Subject: Logic Puzzles Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

33 3364

Q:

Who has won Bronze Medal at World Blitz Chess Championship 2017?

A) Baadur Jobava	B) Magnus Carlsen
C) Tigran Petrosian	D) Viswanathan Anand

Answer & Explanation Answer: D) Viswanathan Anand

Explanation:

Viswanathan Anand continued his excellent run bagging a bronze in the World Blitz Chess Championship following his gold winning performance in the Rapid section.

The World Blitz Chess Championship is a chess tournament held to determine the world champion in chess played under blitz time controls. Since 2012, FIDE has held an annual joint rapid and blitz chess tournament and billed it as the World Rapid & Blitz Chess Championships.

The current world blitz champion is Magnus Carlsen.

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Filed Under: Sports
Exam Prep: Bank Exams
Job Role: Bank PO

8 3364

Q:

Which day is observed as Rashtriya Ekta Diwas every year in India?

A) 31st July	B) 31st March
C) 31st January	D) 31st October

Answer & Explanation Answer: D) 31st October

Explanation:

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Filed Under: Important Days and Years
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Bank Clerk , Bank PO

8 3364

Q:

The value of

$\left [ \frac{2^{n}+2^{n-1}}{2^{n+1}-2^{n}} \right ]$ is:

Answer

$\frac{2^{n} + \frac{2^{n}}{2}}{2 x 2^{n} - 2^{n}} = \frac{2^{n} (1 + \frac{1}{2})}{2^{n} (2 - 1)} = \frac{3}{2}$

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Subject: Numbers Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

20 3362

Q:

For a nominal interest rate of 8.4%, what is the compounding frequency if the periodic interest rate is:0.7

A) 9	B) 10
C) 11	D) 12

Answer & Explanation Answer: D) 12

Explanation:

i=j/m

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Filed Under: Compound Interest
Exam Prep: Bank Exams
Job Role: Bank PO

0 3361

Q:

What is the Capital city of Peru?

A) Sucre	B) Manama
C) Lima	D) Bogota

Answer & Explanation Answer: C) Lima

Explanation:

Lima is the Capital of Peru and its Currency is Sol.

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Filed Under: World Geography
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

0 3360

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