3
Q:

bc _ b _ c _ b _ ccb

A) c b c b B) b b c b
C) c b b c D) b c b c

Answer:   A) c b c b

Explanation:

Here 'bccb' repeated 3 times.

b c c b | b c c b | b c c b 

Q:

In the folowing questions pickout the most sutiable substitute for the question mark?

6 : 222 :: 25 : ?

A) 650 B) 15625
C) 15650 D) 15600
 
Answer & Explanation Answer: C) 15650

Explanation:

  

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17 555
Q:

Find the missing number in the series?

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

A) 48 B) 50
C) 58 D) 60
 
Answer & Explanation Answer: A) 48

Explanation:

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29 1591
Q:

Find the missing number in the following series?

3, 5, 5, 19, 7, 41, 9, ?

A) 71 B) 61
C) 79 D) 69
 
Answer & Explanation Answer: A) 71

Explanation:

Fiest series : 3, 5, 7, 9

Second series : 5, 19, 41, ?

 Difference of Second series are 14, 22, 30 etc

Next term is 41+30 i.e equal to 71

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18 1390
Q:

Find the missing number in the following series?

2, 3, 10, 39, ?

A) 128 B) 156
C) 172 D) 189
 
Answer & Explanation Answer: C) 172

Explanation:

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9 602
Q:

Find the wrong number in the following series?

1500, 1475, 1448, 1419, 1389, 1355, 1320

A) 1475 B) 1419
C) 1389 D) 1355
 
Answer & Explanation Answer: C) 1389

Explanation:

1389 is wrong one. It should be 1388.

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4 449