## PROBABILITY EXTRA QUESTIONS FOR CLASS 10 MATHS

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__Probability Class 10 Important Questions __

1. A
jar contains 24 Marbles some green and other are blue, if a marble is
drawn random from those are the probability that it is green is 2 / 3 find the
number of blue marbles in the jar.
2. A card is drawn at random from a
well shuffled pack of 52 playing cards. find the probability of getting neither
a red card nor a queen. ( 2016)
3. Two dice are thrown at the
same time and the product of numbers appearing on them is noted find the
probability that the product is a prime number.
4. Rahim tosses two different
coins simultaneously find the probability of getting at least one tail. (2014)
5. In a single throw of a pair of different dice what is the probability of getting
i) a prime number on each die ii) a total of 9 or 11 (2016)
6.The
king queen and check of clubs are removed from a pack of 52 playing cards the
remaining cards are then will shuffled and then one card is selected at random
find the probability of getting
i) a
heart
ii) a king
iii) a
club
iv) the
10 of hearts
7.
What is the probability of getting 53 Tuesday in
i) non leap year
ii) leap year
( VImp)
8. A die is thrown once what
is the probability of getting a number greater than 4. (2010)
9. A card is drawn at random
from a well shuffled pack of 52 playing cards.Find the probability of getting a
red face card . ( 2010)
10. A letter of English
alphabet is selected at random determine the probability that the selected
letter is a consonant. (2015)
11. Game of chance consists of
spinning and arrow with comes to rest pointing at one of the numbers 1, 2, 3,
4, 5, 6, 7, 8 and these are equally likely outcomes find the probability that
the arrow will point at any factor of 8. (2015)
12. A ticket is drawn at random
from a bag containing tickets numbered from 1 to 40 find the probability that
the selected tickets has a number which is a multiple of 5. (2011)
13. 3 cards of spades are lost
from a pack of 52 playing cards and the remaining cards are shuffled and then 1
card was drawn at random from them find the probability that the drawn card is
of black colour. (
2013)
14. The probability of guessing
the correct answer to a certain test is 1/2 if the probability of not guessing
the correct answer to the question is 1 / 3 then find the value of p. (Hot)
15. From a group of 3 boys and 2 girls with selected to children what is the set representing the event
i) 1 girl is selected
ii) at least one girl is
selected (Hot)
16.1000 tickets of a lottery
was saled and there are 5 prices on these tickets if Ram has purchased one
lottery ticket what is the probability of winning a prize. (Imp)
17. A group consists of 12 persons of which 3 are extremely patient other 6 are extremely honest and the rest are extremely kind a person from the group is selected at random
assuming that each person is equally likely to be selected find the probability of selecting a person who is
i) extremely patient
ii) extremely kind of honest
iii) which of the above values are you prefer
18. The probability of selecting a red ball at random from a jar that contains only red, blue and orange balls is 1/ 4 . the probability of selecting a blue ball at random fromthe same jar is 1/ 3 . if there are 10 Orange balls, find the total number of balls in the jar.
19. A lot consists of 144 ball pens, of which 20 are defective and the others are good as told by the shopkeepers. Noori will buy a pen if it is good, will be not by if it is defective. the shopkeepers draws one pan at random and give it to her. what is the probability that
i) she will buy it
ii) she will not buy it
20. Two dice are thrown simultaneously. find the probability that
i) 5 will not come up on either of them
ii) 5 will come up on at
least one

**Answers Of Probability Important Questions**
**
**

__Probability Class 10 Important Questions__

1. A
jar contains 24 Marbles some green and other are blue, if a marble is
drawn random from those are the probability that it is green is 2 / 3 find the
number of blue marbles in the jar.

2. A card is drawn at random from a
well shuffled pack of 52 playing cards. find the probability of getting neither
a red card nor a queen. ( 2016)

3. Two dice are thrown at the
same time and the product of numbers appearing on them is noted find the
probability that the product is a prime number.

4. Rahim tosses two different
coins simultaneously find the probability of getting at least one tail. (2014)

5. In a single throw of a pair of different dice what is the probability of getting

i) a prime number on each die ii) a total of 9 or 11 (2016)

6.The
king queen and check of clubs are removed from a pack of 52 playing cards the
remaining cards are then will shuffled and then one card is selected at random
find the probability of getting

i) a
heart

ii) a king

iii) a
club

iv) the
10 of hearts

7.
What is the probability of getting 53 Tuesday in

i) non leap year

ii) leap year
( VImp)

8. A die is thrown once what
is the probability of getting a number greater than 4. (2010)

9. A card is drawn at random
from a well shuffled pack of 52 playing cards.Find the probability of getting a
red face card . ( 2010)

10. A letter of English
alphabet is selected at random determine the probability that the selected
letter is a consonant. (2015)

11. Game of chance consists of
spinning and arrow with comes to rest pointing at one of the numbers 1, 2, 3,
4, 5, 6, 7, 8 and these are equally likely outcomes find the probability that
the arrow will point at any factor of 8. (2015)

12. A ticket is drawn at random
from a bag containing tickets numbered from 1 to 40 find the probability that
the selected tickets has a number which is a multiple of 5. (2011)

13. 3 cards of spades are lost
from a pack of 52 playing cards and the remaining cards are shuffled and then 1
card was drawn at random from them find the probability that the drawn card is
of black colour. (
2013)

14. The probability of guessing
the correct answer to a certain test is 1/2 if the probability of not guessing
the correct answer to the question is 1 / 3 then find the value of p. (Hot)

15. From a group of 3 boys and 2 girls with selected to children what is the set representing the event

i) 1 girl is selected

ii) at least one girl is
selected (Hot)

16.1000 tickets of a lottery
was saled and there are 5 prices on these tickets if Ram has purchased one
lottery ticket what is the probability of winning a prize. (Imp)

17. A group consists of 12 persons of which 3 are extremely patient other 6 are extremely honest and the rest are extremely kind a person from the group is selected at random
assuming that each person is equally likely to be selected find the probability of selecting a person who is

i) extremely patient

ii) extremely kind of honest

iii) which of the above values are you prefer

18. The probability of selecting a red ball at random from a jar that contains only red, blue and orange balls is 1/ 4 . the probability of selecting a blue ball at random fromthe same jar is 1/ 3 . if there are 10 Orange balls, find the total number of balls in the jar.

19. A lot consists of 144 ball pens, of which 20 are defective and the others are good as told by the shopkeepers. Noori will buy a pen if it is good, will be not by if it is defective. the shopkeepers draws one pan at random and give it to her. what is the probability that

i) she will buy it

ii) she will not buy it

20. Two dice are thrown simultaneously. find the probability that

i) 5 will not come up on either of them

ii) 5 will come up on at
least one

**Answers Of Probability Important Questions**

- 8
- 6/13
- 1/6
- 3/4
- i) 1/4 ii) 1/6
- i) 13/49 ii) 3/49 iii) 10/49 iv) 1/49
- i) 1/7 ii) 2/7
- 1/3
- 3/26
- 21/26
- 3/8
- 1/5
- 23/52
- 8
- i) 3/5 ii) 7/10
- 1/200

Read More : CBSE Class 10 Sample Papers with Solutions

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