Hey..!!

The balls are drawn at random from the box at a time withreplacement.

the probability that a white ball is drawn for the 4th time on the 7th draw, is

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A box contains 24 identical balls of which 12 are white and

Three boxes contain respectively 3 white and 1 black, 2 whit

A box contains 4 red balls and 6 blackballs.

Three balls ar

Three balls ar

A box contains 2 white balls, 3 black balls and 4 redballs.

There are two urns, one containing two white balls and four

A box contains 2 white balls, 3 black balls and 4 redballs.

A bag contains 2 white balls, 3 black balls and 4 redballs.

A bag contains 4 red and 3 blackballs.

A second bag contain

A second bag contain

Box 1 contains 15 balls out of which 3 arered.

Box 2 contai

Box 2 contai

A box contains 3 white and 2 redballs.

If we draw one ball

If we draw one ball