Number puzzles


Puzzles, Riddles and Brain Teasers

  1. 12 16 18
    16 16 20
    5 7 ?
    197 263 356
    1. 9
    2. -4
    3. 4
    4. -8

  1. View Hint View Answer Discuss in Forum

    -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. 15
    2. 5
    3. 6
    4. 3

  1. View Hint View Answer Discuss in Forum

    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. 10
    2. 16
    3. 12
    4. 32

  1. View Hint View Answer Discuss in Forum

    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. 107
    2. 77
    3. 27
    4. 50

  1. View Hint View Answer Discuss in Forum

    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. 9
    2. -4
    3. 4
    4. -8

  1. View Hint View Answer Discuss in Forum

    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