Each question has four options. Three of them go together based on a common idea or rule. One is different. Identify the one that is different.
Show answer & explanation
Correct answer: B
Explanation
34 – 43 → Difference = 43 − 34 = 9
62 – 71 → Difference = 71 − 62 = 9
83 – 92 → Difference = 92 − 83 = 9
55 – 62 → Difference = 62 − 55 = 7
The difference in the first, third, and fourth pairs is 9, while the difference in 55 – 62 is 7.
Incorrect option: 55 – 62 (Option 2)