Find the next term: 1, 1, 2, 3, 5, 8, 13, ?
- 21
- 20
- 26
- 18
Explanation
📌 RULE / CONCEPT: Add last two terms. 🧮 STEP-BY-STEP SOLUTION: Step 1: Fibonacci series: each term is the sum of the previous two. Step 2: 8 + 13 = 21. ✅ CORRECT ANSWER: (A) 21 ❌ WHY THE OTHER OPTIONS ARE WRONG: (B) 20 → close guess, not 8+13 (C) 26 → 13×2, doubling is not the rule (D) 18 → wrong pair addedRelated MCQs
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