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प्रश्न
A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is:
neither a red card nor a queen.
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उत्तर
This means that we have to leave the red cards and the queens out. There are 26 red cards and 2 queens (only black queens are counted since the reds are already counted among the red cards). Hence, the probability of drawing neither a red card nor a queen is: (52-26-2)/52 = 6/13
संबंधित प्रश्न
In a simultaneous throw of a pair of dice, find the probability of getting:
a doublet of prime number
A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is:
neither a heart nor a king
A card is drawn at random from a pack of 52 cards. Find the probability that the card drawn is:
a queen
A bag contains 4 red, 5 black and 6 white balls. A ball is drawn from the bag at random. Find the probability that the ball drawn is:
white
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
There are 2 aces in each of the given set of cards placed face down. From which set are you certain to pick the two aces in the first go?
In the previous question, what is the probability of picking up an ace from set (d)?
Rohit collected the data regarding weights of students of his class and prepared the following table:
| Weight (in kg) | 44 – 47 | 48 – 51 | 52 – 55 | 56 – 60 |
| Number of Students | 3 | 5 | 25 | 7 |
A student is to be selected randomly from his class for some competition. The probability of selection of the student is highest whose weight is in the interval ______.
When a coin is tossed, there are 2 possible outcomes.
Classify the following events:
Getting a number less than 1 on throwing a die.
