3160
Q:

Find the missing number in the series?

4, 18, ?, 100, 180, 294, 448

A) 48 B) 50
C) 58 D) 60

Answer:   A) 48



Explanation:

Take a Look at this series :

 

23 - 22 =  8 - 4 = 4  

33 - 32 = 27 - 9 = 18 

43 - 42 = 64 - 16 = 48  

53 - 52 = 125 - 25 = 100  

63 - 62 = 216 - 36 = 180 

73 - 72 = 343 - 49 = 294 

83 - 82 = 512 - 64 = 448

Q:

Select the set in which the numbers are related in the same way as are the numbers of the following set.
(5, 7, 11)

 

A) (15, 17, 23) B) (14, 16, 18)
C) (23, 29, 31) D) (17, 19, 21)
 
Answer & Explanation Answer: C) (23, 29, 31)

Explanation:
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0 87
Q:

Which number will replace the question mark (?) in the following series?


20, 10, 10, 15, 30, ?

 

A) 90 B) 75
C) 60 D) 45
 
Answer & Explanation Answer: B) 75

Explanation:
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0 248
Q:

Which of the following sequence of signs will correctly solve the given equation by replacing the question marks ?


1105 ? 65 ? 835 ? 25 ? 5 = 727

 

A) ÷, +, −, × B) +, ÷, −, ×
C) +, −, ×, ÷ D) ×, −, +, ÷
 
Answer & Explanation Answer: A) ÷, +, −, ×

Explanation:
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4 526
Q:

Which number will replace the question mark (?) in the following series?


25, 42, 67, 101, 145, ?

 

A) 200 B) 202
C) 199 D) 201
 
Answer & Explanation Answer: A) 200

Explanation:
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8 871
Q:

Select the set in which the numbers are related in the same way as are the numbers of the following set.
(8, 112, 28)

 

A) (14, 364, 52) B) (12, 216, 34)
C) (16, 282, 36) D) (18, 216, 22)
 
Answer & Explanation Answer: A) (14, 364, 52)

Explanation:
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4 638
Q:

Which number will replace the question mark (?) in the following series?
77, 92, 125, 178, 253, ?

 

A) 350 B) 351
C) 352 D) 353
 
Answer & Explanation Answer: C) 352

Explanation:
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6 2791
Q:

Select the set in which the numbers are related in the same way as are the numbers of the following set.
(64, 7, 27)

 

A) (127, 15, 161) B) (216, 15, 64)
C) (343, 18, 125) D) (216, 11, 125)
 
Answer & Explanation Answer: D) (216, 11, 125)

Explanation:
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5 377
Q:

Which number will replace the question mark (?) in the following series ?


12, 22, 42, 72, ?

 

A) 102 B) 112
C) 92 D) 122
 
Answer & Explanation Answer: B) 112

Explanation:
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3 1104