Advertisements
Advertisements
प्रश्न
A card is drawn from a pack of well - shuffled 52 playing cards . Find the probability that the card drawn is
(iv) an ace or a queen
उत्तर
There are 52 playing cards in a pack.
Number of ace cards=4 and number of queens=4
P(drawing an ace or a queen)= `"Favourable outcomes"/"Total outcomes"` = `4/52 + 4/52` = `1/13` + `1/13` = `2/13`
APPEARS IN
संबंधित प्रश्न
The probability of an event that is certain to happen is ______. Such as event is called ______.
Which of the following cannot be the probability of an event?
Two dice, one blue and one grey, are thrown at the same time.
(i) Write down all the possible outcomes and complete the following table:
| Event : ‘Sum on 2 dice’ |
2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| Probability | `1/36` | `5/36` | `1/36` |
A bag contains 3 red balls and 5 black balls. A ball is drawn at random from the bag. What is the probability that the ball drawn is Black
In a game of chance, a spinning arrow comes to rest at one of the numbers 1, 2, 3, 4, 5, 6, 7, 8. All these are equally likely outcomes. Find the probability that it will rest at 8.
One card is drawn from a well-shuffled deck of 52 cards. Find the probability of getting a king of red suit.
Tickets numbered 2, 3, 4, 5, ..., 100, 101 are placed in a box and mixed thoroughly. One ticket is drawn at random from the box. Find the probability that the number on the ticket is a number less than 16.
A die has 6 faces marked by the given numbers as shown below:
| 1 | 2 | 3 | – 1 | – 2 | – 3 |
The die is thrown once. What is the probability of getting the smallest integer?
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 ______.
The following letters A, D, M, N, O, S, U, Y of the English alphabet are written on separate cards and put in a box. The cards are well shuffled and one card is drawn at random. What is the probability that the card drawn is a letter of the word,
- MONDAY?
- Which does not appear in MONDAY?
- Which appears both in SUNDAY and MONDAY?
