Study the number pattern. Which set does the number 98 belong to? Give your answer in number. (Eg Set 1 = 1)
Set 1: 20, 30, 40, 50
Set 2: 20, 25, 30, 35, 40, 45, 50
Set 3: 21, 28, 35, 42, 49
Pattern:
Set 1: Increase of 10 to get the next number.
20, 30, 40, 50, 60, 70, 80, 90, 100
Set 2: Increase of 5 to get the next number.
20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 95, 100
Set 3: Increase of 7 to get the next number.
21, 28, 35, 42, 49, 56, 63, 70, 77, 84, 91, 98
Number 98 belongs to Set 3.
Answer(s): 3