Advertisements
Advertisements
प्रश्न
In a TV show, a contestant opts for video call a friend life line to get an answer from three of his friends, named Amar, Akbar and Anthony. The question which he asks from one of his friends has four options.
Find the probability that:
- Akbar is chosen for the call.
- Akbar couldn't give the correct answer.
उत्तर
- P(Akbar) = `1/3`
- P(not correct answer) = `1 - 1/4 = 3/4`
APPEARS IN
संबंधित प्रश्न
The probability of an event is greater than or equal to ______ and less than or equal to ______.
A die is thrown twice. What is the probability that
- 5 will not come up either time?
- 5 will come up at least once?
[Hint: Throwinga die twice and throwing two dice simultaneously are treated as the same experiment].
One card is drawn from a well-shuffled deck of 52 cards. Find the probability of getting the jack of hearts.
Tickets numbered from 1 to 20 are mixed up and a ticket is drawn at random. What is the probability that the ticket drawn has a number which is a multiple of 3 or 7?
If the probability of winning a game is 0.3, what is the probability of losing it?
Find the probability that a number selected at random from the numbers 1, 2, 3, ..., 35 is a Prime number
The king, queen and jack of clubs are removed from a deck of 52 playing cards and the remaining cards are shuffled. A card is drawn from the remaining cards. Find the
probability of getting a card of queen
A die is thrown 450 times and frequencies of the outcomes 1,2,3,4,5,6 were noted as given in the following table
| outcomes | 1 | 2 | 3 | 4 | 5 | 6 |
| Frequency | 73 | 70 | 74 | 75 | 80 | 78 |
(i) 4
One card is drawn from a well-shuffled deck of 52 cards. The probability of getting a king of red colour is ____________.
One ticket is drawn at random from a bag containing tickets numbered 1 to 40. The probability that the selected ticket has a number which is a multiple of 5 is ______.
