Hard Maths Puzzles with Answers - 2

Questions : 6

Ans: 404

This is a simple subtraction series. Each number is 35 less than the previous number.

Questions : 7

Ans: 13

Deducts 5, 7, 9, 11, 13, 15, 17

Questions : 8

Ans: 25

In this simple alternating subtraction and addition series; 1 is subtracted, then 2 is added and so on.

Questions : 9

Ans: 2501

× 4 + 1, × 4 + 2, × 4 + 3, × 4 + 4, × 4 + 5.

Questions : 10

Ans: 162

This is a simple multiplication series. Each number is 3 times more than the previous number.

Related Questions