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प्रश्न
If an event cannot occur, then its probability is ______.
पर्याय
1
`3/4`
`1/2`
0
उत्तर
If an event cannot occur, then its probability is 0.
Explanation:
The event which cannot occur is said to be impossible event and probability of impossible event is zero.
संबंधित प्रश्न
A card is drawn at random from a pack of well shuffled 52 playing cards. Find the probability that the card drawn is – an ace.
A card is drawn at random from a pack of well shuffled 52 playing cards. Find the probability that the card drawn is a spade.
A die is thrown once. Find the probability of getting a number other than 3.
A letter of English alphabet is chosen at random. Determine the probability that the chosen letter is a consonant.
There are 40 students in a class of whom 25 are girls and 15 are boys. The class teacher has to select one student as a class representative. He writes the name of each student on a separate card, the cards being identical. Then she puts cards in a bag and stirs them thoroughly. She then draws one card from the bag. What is the probability that the name written on the card is the name of a boy ?
One card is drawn from a well-shuffled deck of 52 cards. Find the probability of drawing a red king.
Box A contains 25 slips of which 19 are marked Rs 1 and other are marked Rs 5 each. Box B contains 50 slips of which 45 are marked Rs 1 each and others are marked Rs 13 each. Slips of both boxes are poured into a third box and resuffled. A slip is drawn at random. What is the probability that it is marked other than Rs 1?
A child’s game has 8 triangles of which 3 are blue and rest are red and 10 squares of which 6 are blue and rest are red. One piece is lost at random. Find the probability that it is a triangle
A child’s game has 8 triangles of which 3 are blue and rest are red and 10 squares of which 6 are blue and rest are red. One piece is lost at random. Find the probability that it is a triangle of red colour
A box contains 20 discs which are numbered from 1 to 20. If one disc is drawn at random from the box, then find the probability that the number the drawn disc is a number less than 10.
