Find the next term: 2, 3, 5, 7, 11, 13, ?
- 19
- 17
- 15
- 16
Explanation
📌 RULE / CONCEPT: Irregular small gaps (1,2,2,4,2) = think primes. 🧮 STEP-BY-STEP SOLUTION: Step 1: These are consecutive prime numbers. Step 2: The prime after 13 is 17 (15 = 3x5 is not prime). ✅ CORRECT ANSWER: (B) 17 ❌ WHY THE OTHER OPTIONS ARE WRONG: (A) 19 → is prime but 17 comes first (C) 15 → 3×5, not prime (D) 16 → is even, not primeRelated MCQs
