Rajasthan Police Constable Model Paper 6

⇒ 4 – (1 – ½) (1 – 1/3) (1 – ¼)….(1 – 1/100)
⇒ 4 – {(1/2) (2/3) (3/4)….. (98/99) (99/100)}
Clearly, all numbers from 2 till 99 will cancel and 1/100 remains in the end.
⇒ 4 – (1/100) ⇒ 4 – 0.01 = 3.99