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Box 2 contains 12 balls out of which 4 arered.

If one ball is drawn at random from each box simultaneously, the probability of getting at least one red ball is

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Box 1 contains 15 balls out of which 3 arered.

Box 2 contai

Box 2 contai

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A second bag contain

A second bag contain

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Three balls ar

Three balls ar

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A bag contains 5 red and 3 greenballs.

Another bag contains

Another bag contains

A box contains 2 blue balls, 3 green balls and 4 yellow ball