Advertisements
Advertisements
Question
A die is thrown. Find the probability of getting 2 or 4
Solution
E ⟶ Event of getting 2 or 4.
No. of favorable outcomes = 2 {2, 4}
Total no.of possible outcomes = 6
Then, P(E) =2/6=1/3
APPEARS IN
RELATED QUESTIONS
In a simultaneous throw of a pair of dice, find the probability of getting neither 9 nor 1 1 as the sum of the numbers on the faces
Three coins are tossed together. Find the probability of getting no tails
A black die and a white die are thrown at the same time. Write all the possible outcomes. What is the probability? of obtaining a total of 6?
A game of chance consists of spinning an arrow which is equally likely to come to rest
pointing to one of the number, 1, 2, 3, ..., 12 as shown in Fig. below. What is the
probability that it will point to an even number?
Two dice (each bearing numbers 1 to 6) are rolled together. Find the probability that the sum of the numbers on the upper-most faces of two dice is 4 or 5.
Cards marked with numbers 1, 3, 5, ..., 101 are placed in a bag and mixed thoroughly. A card is drawn at random from the bag. Find the probability that the number on the drawn card is a prime number less than 20.
Two dice are thrown simultaneously. Find the probability of getting: the sum as a prime number
A bag contains 10 red, 5 blue and 7 green balls. A ball is drawn at random. Find the probability of this ball being a not a blue ball.
Following experiment have equally likely outcomes? Explain.
A trial is made to answer a true-false question. The answer is right or wrong.
When a die is thrown, the probability of getting an even number less than 4 is ______.
