A man has 2 ten rupee notes, 4 hundred rupee notes and 6 five hundred rupee in his pocket. If 2 notes are taken at random, what are the odds in favour of both notes being of hundred rupee denomination and also its probability?

A man has 3 fifty rupees notes, 4 hundred rupees notes and 6 five hundred rupees notes in his pocket. If 2 notes are taken at random, what are the odds in favour of both notes being of hundred rupee denomination ?

A basket contains 2 blue flowers,4 red flowers and 6 white flowers.If two flowers are drawn chosen at random , what are the odds in favour of both flowers being red flowers and also its probability.

In each of the following experiments specify appropriate sample space (i) A boy has 1 rupee coin, a 2 rupee coin and a 5 rupee coin in his pocket. He takes out two coins out of his pocket, one after the other. (ii) A person is noting down the number of accidents along a busy highway during a year.

Ten one rupee coins are put on top of each other on table each coin has a mass 2g what is the magnitude of the force on the seventh coin due to all the coins at its top

Suppose a girl throws a die. If she gets as 5 or 6, she tosses a coin three times and notes the number of heads. If she gets I, 2, 3 or 4, she tosses a coin once and notes whether a head or tail is obtained. If she obtained exactly one head, wlhat is the probability that she threw 1,2,3 or 4 with the die?

Three balls marked with 1, 2 and 3 are placed in an urn. One ball is drawn, its number is noted, then the ball is returned to the urn. This process is repeated and then repeated once more. Each ball is equally likely to be drawn on each occasion. If the sum of the number noted is 6, then the probability that the ball numbered with 2 is drawn at all the three occassion, is