Advertisements
Advertisements
Question
One card is drawn from a well-shuffled deck of 52 cards. Find the probability of getting a diamond or a spade.
Solution
Total possible outcomes = 52
Number of favorable outcomes for a diamond or a spade = 13 + 13 = 26
Number of favorable outcomes = 26
P(getting a diamond or a spade) = `26/52 = 1/2`
APPEARS IN
RELATED QUESTIONS
Two coins are tossed once. Find the probability of getting
1) 2 heads
2) at least 1 tail.
A dice is thrown once. Find the probability of getting a number greater than 6.
A pair of dice is thrown. Find the probability of getting a sum of 10 or more, if 5 appears on the first dice.
A and B are friends. Ignoring the leap year, find the probability that both friends will have different birthdays?
In a musical chairs game, a person has been advised to stop playing the music at any time within 40 seconds after its start. What is the probability that the music will stop within the first 15 seconds?
A bag contains 10 red balls, 16 white balls and 8 green balls. A ball is drawn out of the bag at random. What is the probability that the ball drawn will be white or green?
Two different dice are thrown at the same time. Find the probability of getting :
(i) a doublet
Two dice, one white and one red are rolled together .Find the probability of getting
(i) a sum of 6
A bag contains a red ball , a blue ball and a yellow ball , all the balls being of the same size . Anjali takes out a ball from the bag without looking into it . what is the probability that she takes out .
(ii) red ball?
A girl calculates that the probability of her winning the first prize in a lottery is 0.08. If 6,000 tickets are sold, how many tickets has she bought?
