# QA – Placement Quizzes | Algebra | Question 12

Find the value of (1-1/3)(1-1/4)(1-1/5)…(1-1/100).**(A)** 1/10**(B)** 1/50**(C)** 1/20**(D)** 1/100**Answer:** **(B)****Explanation:** We have

(1-1/3)(1-1/4)(1-1/5)…(1-1/100)

= (2/3)(3/4)(4/5)…(99/100)

= 2/100 = 1/50.

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