[B].
[C].
[D].
Answer: Option C
Explanation:
Numbers are 12, 22, 32, 42, 52, 62, 72.
So, the next number is 82 = 64.
1, 4, 9, 16, 25, 36, 49, (….) Read More »
Aptitude, Odd Man Out And Series[B].
[C].
[D].
Answer: Option A
Explanation:
Numbers are alternatively multiplied by 2 and increased by 3.
So, the missing number = 61 x 2 = 122.
5, 10, 13, 26, 29, 58, 61, (….) Read More »
Aptitude, Odd Man Out And Series[B].
[C].
[D].
Answer: Option B
Explanation:
Each number is the proceeding number multiplied by -2.
So, the required number is -128.
4, -8, 16, -32, 64, (….) Read More »
Aptitude, Odd Man Out And Series[B].
[C].
[D].
Answer: Option D
Explanation:
Prime numbers 2, 3, 5, 7, 11, 13 are to be added successively.
So, 165 is wrong.
125, 127, 130, 135, 142, 153, 165 Read More »
Aptitude, Odd Man Out And Series[B].
[C].
[D].
Answer: Option B
Explanation:
Each number is a composite number except 11.
4, 6, 8, 9, 10, 11, 12 Read More »
Aptitude, Odd Man Out And Series[B].
[C].
[D].
Answer: Option A
Explanation:
Subtract 20, 25, 30, 35, 40, 45 from successive numbers.
So, 0 is wrong.
105, 85, 60, 30, 0, -45, -90 Read More »
Aptitude, Odd Man Out And Series[B].
[C].
[D].
Answer: Option B
Explanation:
Subtract 1, 3, 5, 7, 9, 11 from successive numbers.
So, 34 is wrong.
52, 51, 48, 43, 34, 27, 16 Read More »
Aptitude, Odd Man Out And Series[B].
[C].
[D].
Answer: Option B
Explanation:
1, 1 + 12 = 2, 2 + 22 = 6, 6 + 32 = 15, 15 + 42 = 31, 31 + 52 = 56, 56 + 62 = 92
Last number of given series must be 92 not 91.
1, 2, 6, 15, 31, 56, 91 Read More »
Aptitude, Odd Man Out And Series[B].
[C].
[D].
Answer: Option A
Explanation:
The numbers are squares of odd natural numbers, starting from 5 up to 15.
So, 36 is wrong.
25, 36, 49, 81, 121, 169, 225 Read More »
Aptitude, Odd Man Out And Series[B].
[C].
[D].
Answer: Option A
Explanation:
Go on adding 5, 8, 11, 14, 17, 20.
So, the number 47 is wrong and must be replaced by 46.
8, 13, 21, 32, 47, 63, 83 Read More »
Aptitude, Odd Man Out And Series