Simplification · Question 10 · Medium
Find the value of (1 − 1/3)(1 − 1/4)(1 − 1/5) ... (1 − 1/50).
- 1/50
- 1/25
- 2/25
- 49/50
Answer and explanation
Answer: B. 1/25
Explanation: The product is 2/3 × 3/4 × 4/5 × ... × 49/50. Everything cancels except 2/50 = 1/25.
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