1000+ Maths Logical Puzzles Questions and Answers - 1

Ans: 7662

Start at 56 and work clockwise as follows:

+ 1 × 2 + 2 × 2 + 3 × 2 + 4 × 2 etc.

For example (56 + 1) × 2 = 114, (114 + 2) × 2 = 232

Ans: 152

(9 × 17) + 18 = 171

(8 × 13) + 16 = 120

(11 × 12) + 20 = 152

Ans: 131

The center number is the sum of the squares of the outer numbers.

131 = 1², + 7² + 9 ²

Similarly 105 = 5², + 4² + 8 ²

Ans: 698

The numbers 98725136 are being repeated in the same order.

Ans: 30