100+ The Missing Number Puzzles in the Series - 1

Questions : 1

Ans: 7

The center number is the product of the top two numbers divided by the bottom number.

Questions : 2

A (6 + 15 + 19) - ( 7 + 11 + 10) = 12

B (17 + 19 + 2) - ( 14 + 16 + 2) = 6

C (11 + 7 + 5) - ( 3 + 8 + 2) = 10

Questions : 3

Ans: 96

The numbers are successive perfect squares (1, 4, 9, 16, 25, 36, 49, 64) split groups of two numbers.

Questions : 4

Ans: 30

-8 + (6 x 8) - (2 x 5) = 30.

Questions : 5

Ans: 1881

19 x 99

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