SSC Selection Post (10th)16 Sep 2026Shift 3Series (Number, Letter and Mixed)

Select the number that will come next in the following series. 3, 6, 9, 12, ?

निम्नलिखित श्रृंखला में अगली आने वाली संख्या का चयन कीजिए। 3, 6, 9, 12, ?

Answer और ExplanationAnswer and explanation

Answer: (B) 15

1
हर term में 3 जुड़ रहा है, यानी constant difference 3 है।
2
12 + 3 = 15 होगा।
✓
उत्तर (b) 15 है।
1
Each term increases by 3, a constant difference.
2
12 + 3 = 15.
✓
The answer is (b) 15.

Source: SSC Selection Post (10th) · 16 Sep 2026 · Shift 3। Solution: Prashant Sir, Kavach।Source: SSC Selection Post (10th) · 16 Sep 2026 · Shift 3. Solution by Prashant Sir, from Kavach.