Exams


Q:

If the average of 31, x, 42, 39, 56, 78, 83 and 91 is 58.5, then what is the value of x?

 

A) 26 B) 34
C) 58 D) 48
 
Answer & Explanation Answer: D) 48

Explanation:
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Filed Under: Average
Exam Prep: Bank Exams

8 30360
Q:

Statement I :

In Tundra climate, biodiversity is comparatively less.

Statement II :

Tundra climate has less reproductive warm period.

A) Both the statements are individually true and Statement II is the correct explanation of Statement I B) Both the statements are individually true but Statement II is not the correct explanation of Statement I
C) Statement I is true but Statement II is false D) Statement Iis false but Statement II is true  
 
Answer & Explanation Answer: B) Both the statements are individually true but Statement II is not the correct explanation of Statement I

Explanation:

Species richness is generally lower in the Arctic than at lower latitudes, and richness also tends to decline from the low to high Arctic.Many hypotheses have been advanced to explain the overall decline of biodiversity with increasing latitude, although there is still no consensus about a mechanistic explanation. Abiotic factors include lower available energy and area at high latitudes, and the relatively young age of Arctic ecosystems.

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Filed Under: Indian Geography
Exam Prep: Bank Exams

0 30330
Q:

Which Five Year Plan was a failure due to India-China war followed by Indo-Pakistan?

 

A) Fourth Five Year Plan B) Seventh Five Year Plan
C) Third Five Year Plan D) Rolling Plan
 
Answer & Explanation Answer: C) Third Five Year Plan

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Filed Under: Indian Politics
Exam Prep: Bank Exams

0 30318
Q:

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

EFG : OPQ : : ? : STU

A) GHI B) LMN
C) JKL D) IJK
 
Answer & Explanation Answer: D) IJK

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

0 30294
Q:

What is the value of a two–digit number?

A. The sum of the digits is 15.
B. The difference of the squares of the digits is 45.
C. The difference of their digits is 3.

A) B and C together are sufficient B) Any one pair of A and B, B and C or C and A is sufficient
C) C and A together are sufficient D) A and B together are sufficient
 
Answer & Explanation Answer: B) Any one pair of A and B, B and C or C and A is sufficient

Explanation:

From the given data,

Let the two gits of a number be x & y

A) x + y = 15

 

B) x2 - y2 = 45

(x+y) (x - y) = 45

 

C) x - y = 3

From any 2 of the given 3 statements, we can find that 2 digit number as 

2x = 18 => x = 9

=> y = 6

Hence, 2 digit number is 96.

 

Any one pair of A and B, B and C or C and A is sufficient to find.

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

4 30293
Q:

A ‘breath test’ used by traffic police to check drunken driving uses ____?

A) Turmeric on filter paper B) Silica gel coated with silver nitrate
C) potassium permanganate-sulphuric acid D) Potassium dichromatic-sulphuric acid
 
Answer & Explanation Answer: D) Potassium dichromatic-sulphuric acid

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Filed Under: Chemistry
Exam Prep: AIEEE

114 30275
Q:

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

2 : 16 : : 3 : ?

A) 340 B) 81
C) 243 D) 122
 
Answer & Explanation Answer: B) 81

Explanation:
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Filed Under: Analogy
Exam Prep: Bank Exams

0 30258
Q:

The circumference of a circle is 66 cm. Find its radius (in cm).

 

A) 21 B) 10.5
C) 4.5 D) 9
 
Answer & Explanation Answer: B) 10.5

Explanation:
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Filed Under: Area
Exam Prep: Bank Exams

4 30258