Reasoning • Number & Letter SeriesEasy
What number comes next in the series: 42, 55, 68, 81, 94, ?
A. 107✓ Correct Answer
B. 106
C. 108
D. 120
💡 Solution & Explanation
Each term is 13 more than the one before it: 55 − 42 = 13, 68 − 55 = 13, 81 − 68 = 13, 94 − 81 = 13. So the next term is 94 + 13 = 107.