From a pack of 52 cards, two are drawn one by one without replacement. Find  the probability that both of them are kings.

Two cards are drawn one by one randomly from a pack of 52 cards. Then find the probability that both of them are king.

A box contains 10 tickets numbered from 1 to 10 . Two tickets are drawn one by one without replacement. The probability that the "difference between the first drawn ticket number and the second is not less than 4" is

An urn contains 8 white balls and 6 black balls. Two balls are drawn from the urn one after another without replacement. What is the probability that both the drawn balls are white?

A bag contains 19 tickets, numbered from 1 to 19. A ticket is drawn and then another ticket is drawn without replacement. Find the probability that both show even numbers.

Two cards are drawn at random and without replacement from a pack of 52 playing cards. Find the probability that both the cards are black.

An urn contains 10 black and 5 white balls. Two balls are drawn from the urn one after the other without replacement. What is the probability that both drawn balls are black?

2 cards are drawn from a well shuffled of 52 cards the probability that they of the same colour is

One card is drawn from a pack of 52 cards, each of the 52 cards being equally likely to be drawn. Find the probability that the card drawn is (i) an ace, (ii) either red card or king .