## Number puzzles

#### Puzzles, Riddles and Brain Teasers

1. 12 16 18
16 16 20
5 7 ?
197 263 356

1. -4

##### Correct Option: B

-4

Direction: In Question Nos. 32 to 34, select the missing number from the given responses :

1. 8 12 13
6 5 10
2 8 ?
4 15 18

1. The given logic is as follows,
The fourth number in each column is obtained by subtracting the second number from the sum of the first and third numbers.
i.e., (8 + 2) - 6 = 4
Similarly, (13 + ?) - 10 = 18
= ? = 28 - 13 = 15

##### Correct Option: A

The given logic is as follows,
The fourth number in each column is obtained by subtracting the second number from the sum of the first and third numbers.
i.e., (8 + 2) - 6 = 4
Similarly, (13 + ?) - 10 = 18
= ? = 28 - 13 = 15

Direction: Select the missing number from the given responses.

1. 2 24 48
3 9 27
4 ? 40

1. 2 x 24 = 48
3 x 9 = 27
4 x 10 = 40

##### Correct Option: A

2 x 24 = 48
3 x 9 = 27
4 x 10 = 40

1. 81 36 25
49 100 36
9 64 16
139 200 ?

1. 81 36 25
49 100 36
9 64 16
+ + +
----------------------------------
139 200 77
----------------------------------

##### Correct Option: B

81 36 25
49 100 36
9 64 16
+ + +
----------------------------------
139 200 77
----------------------------------

1. .

1. 12 x 16 + 5 = 197
16 x 16 + 7 = 263
18 x 20 + x = 356
x = -4

##### Correct Option: B

12 x 16 + 5 = 197
16 x 16 + 7 = 263
18 x 20 + x = 356
x = -4