Advertisements
Advertisements
प्रश्न
Numbers 1 to 5 are written on separate slips, i.e one number on one slip and put in a box. Wahida pick a slip from the box without looking at it. What is the probability that the slip bears an odd number?
पर्याय
`1/5`
`2/5`
`3/5`
`4/5`
उत्तर
`bb(3/5)`
Explanation:
Numbers on the slips are 1, 2, 3, 4 and 5.
Odd numbers = 1, 3, 5
Number of slips bears an odd number = 3
Probability that the slip bears an odd number
= `"Number of slips bear an odd number"/"Total number of slips"`
= `3/5`
APPEARS IN
संबंधित प्रश्न
Find the probability of getting a red apple.
Numbers 1 to 10 are written on ten separate slips (one number on one slip), kept in a box and mixed well. One slip is chosen from the box without looking into it. What is the probability of.
- Getting a number 6?
- Getting a number less than 6?
- Getting a number greater than 6?
- Getting a 1-digit number?
A die is thrown. Find the probability of getting:
2 or 4
In a simultaneous throw of a pair of dice, find the probability of getting:
a doublet
In a simultaneous throw of a pair of dice, find the probability of getting:
a sum more than 7
If you put 21 consonants and 5 vowels in a bag. What would carry greater probability? Getting a consonant or a vowel? Find each probability.
A glass jar contains 6 red, 5 green, 4 blue and 5 yellow marbles of same size. Hari takes out a marble from the jar at random. What is the probability that the chosen marble is of red colour?
Following cards are put facing down:
| A | E | I | O | U |
What is the chance of drawing out a card marked U?
Classify the following events:
Getting a number less than 1 on throwing a die.
Classify the following events:
A team winning the match.
