A bag contains four cards marked as 5, 6, 7 and 8. Find the sample space if two cards are drawn at random without replacement.

A bag contains four cards marked as 5, 6, 7 and 8. Find the sample space if two cards are drawn at random with replacement.

A bag contains 3 black and 4 white balls. Two balls are drawn one by one at random without replacement. The probability that the second drawn balI is white, is

A bag contains 3 black and 4 white balls. Two balls are drawn one by one at random without replacement. The probability that the second drawn ball is white, is

From a pack of well-shuffled cards, two cards are drawn at random. Find the probability that both cards are diamonds when: the first card drawn is replaced in the pack.

A box contains 20 cards marked with numbers 1 to 20. One card is drawn at random. Write the event A using the number on the card is multiple of 4. Write S, n(S), A and n(A).

Find the probability of getting both red balss, when from a bag containing 5 red and 4 black balls, two balls are drawn without replacement.