Exams


Q:

Find the quadratic equations whose roots are the reciprocals of the roots of 2x2+5x+3?

A)  3x2+5x+2=0   

B) 5x2+3x+2=0 

C) 3x2-5x-2=0   

D)  None



A) A B) B
C) C D) D
 
Answer & Explanation Answer: A) A

Explanation:

The quadratic equation whose roots are reciprocal of 2x2+5x+3=0 can be obtained by replacing x by 1/x.

 

Hence, 2(1/x)(1/x)+ 5(1/x) + 3 = 0

 

=> 3x2+5x+2=0

 

 

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Filed Under: Mathematical Operations
Exam Prep: GATE , CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk

78 28025
Q:

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

16 ÷ 6 + 35 x 9 - 15 = 31

 

A) + and x B) + and ÷
C) ÷ and - D) - and +
 
Answer & Explanation Answer: C) ÷ and -

Explanation:
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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

1 28018
Q:

Esc key in a windows keyboard is not used to

 

A) Close a dialog-box B) Run a selected command
C) Cancel a command D) Close a selected drop down list
 
Answer & Explanation Answer: B) Run a selected command

Explanation:
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Filed Under: Computer
Exam Prep: Bank Exams

9 28017
Q:

In the following question, select the related letter/letters from the given alternatives.

 

RAM : NWI : : LIP  :  ?

 

A) HEL B) LQV
C) HAP D) PET
 
Answer & Explanation Answer: A) HEL

Explanation:
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Filed Under: Analogy
Exam Prep: Bank Exams

1 28006
Q:

Based on the analogy given, find the missing word from the given options.

 

Butter : Milk :: Book : ___

 

 

A) Author B) Paper
C) Chapter D) Printing
 
Answer & Explanation Answer: B) Paper

Explanation:
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Filed Under: Analogy
Exam Prep: Bank Exams

1 28003
Q:

Select the related word/letters/number from the given alternatives.

DEMONSTRATE : NOMEDSETART : : CORRUPT : ?

A) ORCRUPT B) TPURROC
C) ROCRTPU D) ROCRUPT
 
Answer & Explanation Answer: C) ROCRTPU

Explanation:
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Filed Under: Analogy
Exam Prep: Bank Exams

0 27996
Q:

Who is the planet moving in the opposite direction than other planets in Solar System?

 

A) Neptune B) Pluto
C) Uranus D) Saturn
 
Answer & Explanation Answer: C) Uranus

Explanation:
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Filed Under: General Science
Exam Prep: Bank Exams

0 27985
Q:

In the following question, select the related letters from the given alternatives.

GLOW : FJNU : : PTEL : ?

A) ORFN B) ORDJ
C) ORJD D) OPNF
 
Answer & Explanation Answer: B) ORDJ

Explanation:
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Filed Under: Analogy
Exam Prep: Bank Exams , CAT

0 27984