If you notice, the sum of 13 and 18 equals 31. Similarly, the sum of 7 and 25 equals 32. Hence, to guess the number in the series for 26, 13 will be 26 + 13 = 39. In column 1, the sequence is ...

Math Riddle Challenge: Solve this interesting math sequence puzzle. Think about it and solve it! This is what puzzles are about right? identify the problem and answer it in 15 seconds. Only people ...