## Odd Man Out and Series

#### Odd Man Out and Series

1. 835, 734, 642, 751, 853, 981, 532 ?
1. 751
2. 853
3. 981
4. 532

1. The difference of third and first digit is the middle one .

##### Correct Option: A

In each number except 751, the difference of third and first digit is the middle one .

1. 8, 27, 64, 100, 125, 216, 343 ?
1. 27
2. 100
3. 125
4. 343

1. The pattern is 23, 33, 43, 53, 63, 73 .

##### Correct Option: B

The pattern is 23, 33, 43, 53, 63, 73.

But 100 is not a perfect cube

1. 1, 4, 9, 16, 20, 36, 49 ?
1. 1
2. 9
3. 20
4. 49

1. The pattern is 12, 22, 32, 42, 52, 62, 72 .

##### Correct Option: C

The pattern is 12, 22, 32, 42, 52, 62, 72 .

But, instead of 52, It is 20, which is to be turned out.

1. 10, 25, 45, 54, 60, 75, 80 ?
1. 10
2. 45
3. 54
4. 75

1. Each of the number except 54, is a multiple of 5.

##### Correct Option: C

Each of the number except 54, is a multiple of 5.

1. 16, 25, 36, 72, 144, 196, 225 ?
1. 36
2. 72
3. 196
4. 225

1. Each of the number except 72, is a perfect square.

##### Correct Option: B

Each of the number except 72, is a perfect square.