Probability tough

A bag contains P+1 balls and a ball is drawn.Now ball is replaced in the bag with one more ball and again a ball is drawn and the process is repeated till P-1 more balls are there in the bag.Find the probability of drawing a ball when the bag contains P+1 or more balls as P→∞
a)Tan 2
b)ln4
c)ln2
d)1/2

Edited

8 Answers

1
Akshay Pamnani ·

Not able to understand question

62
Lokesh Verma ·

even i am not.. !!

1
Honey Arora ·

i cld jst get tht much tht process P-1 times.........bt thn also ball is drawn each time nd 1 more is added

1
Akshay Pamnani ·

Is'nt it a certain event??

13
Двҥїяuρ now in medical c ·

can't understand...plz make it clear

62
Lokesh Verma ·

i think it should be

limit p going to infinity of :

1/(p+1) + 1/(p+2).... +1/(2p)

62
Lokesh Verma ·

or should it be

1- p/(p+1) . (p+1)/(p+2).... .(2p-1)/(2p)

=1-1/2

=1/2?

1
Akshay Pamnani ·

Answer is ln2

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