Directions to Solve
In this type of questions, one term in the number series is wrong. Find out the wrong term.
31.
24576, 6144, 1536, 386, 96, 24
A. 96 B. 386
C. 1536 D. 6144
Answer & Explanation
Answer: Option B
Explanation:
Each term of the series is obtained by dividing the preceding term by 4.
So, 1536 is wrong and must be replaced by (1536 + 4) i.e. 384.
View Answer Workspace Report Discuss in Forum
32.
10, 14, 28, 32, 64, 68, 132
A. 28 B. 32
C. 64 D. 132
Answer & Explanation
Answer: Option D
Explanation:
The correct pattern is + 4, x 2, + 4, x 2, …..
So, 132 is wrong and must be replaced by (68 x 2) i.e. 136.
View Answer Workspace Report Discuss in Forum
33.
46080, 3840, 384, 48, 24, 2, 1
A. 384 B. 48
C. 24 D. 2
Answer & Explanation
Answer: Option C
Explanation:
The correct pattern is ÷ 12, ÷ 10, ÷ 8,÷ 6,…..
So, 24 is wrong and must be replaced by (48 + 6) i.e. 8.
View Answer Workspace Report Discuss in Forum
34.
89, 78, 86, 80, 85, 82, 83
A. 83 B. 82
C. 86 D. 78
Answer & Explanation
Answer: Option C
Explanation:
The correct pattern is – 11, + 9, – 7, + 5, – 3, + 1.
So, 86 is wrong and must be replaced by (78 + 9) i.e. 87.
View Answer Workspace Report Discuss in Forum
35.
0, 2, 3, 5, 8, 10, 15, 18, 24, 26, 35
A. 18 B. 24
C. 26 D. 10
Answer & Explanation
Answer: Option A
Explanation:
The given sequence is a combination of two series:
I. 0, 3, 8, 15, 24, 35 and II. 2, 5, 10, 18, 26
The pattern in both I and II is + 3, + 5, + 7, + 9,…..
So, in II, 18 is wrong and must be replaced by (10 + 7) i.e. 17.