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Nootan solutions for माठेमटिक्स [इंग्रजी] इयत्ता १० आयसीएसई chapter 22 - Probability [Latest edition]

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Nootan solutions for माठेमटिक्स [इंग्रजी] इयत्ता १० आयसीएसई chapter 22 - Probability - Shaalaa.com
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Solutions for Chapter 22: Probability

Below listed, you can find solutions for Chapter 22 of CISCE Nootan for माठेमटिक्स [इंग्रजी] इयत्ता १० आयसीएसई.


Exercise 22AExercise 22BExercise 22C
Exercise 22A [Pages 505 - 506]

Nootan solutions for माठेमटिक्स [इंग्रजी] इयत्ता १० आयसीएसई 22 Probability Exercise 22A [Pages 505 - 506]

1. (i)Page 505

Two coins are tossed simultaneously. Find the probability of getting two heads.

1. (ii)Page 505

Two coins are tossed simultaneously. Find the probability of getting at least one head.

1. (iii)Page 505

Two coins are tossed simultaneously. Find the probability of getting no head.

2. (i)Page 505

Three coins are tossed. Find the probability of getting exactly 2 heads.

2. (ii)Page 505

Three coins are tossed. Find the probability of getting at least 2 heads.

2. (iii)Page 505

Three coins are tossed. Find the probability of getting at least 1 head and 1 tail.

3. (i)Page 505

A die is thrown. Find the probability of getting 5.

3. (ii)Page 505

A die is thrown. Find the probability of getting 2 or 4. 

3. (iii)Page 505

A die is thrown. Find the probability of getting an odd number.

3. (iv)Page 505

A die is thrown. Find the probability of getting a multiple of 3.

3. (v)Page 505

A die is thrown. Find the probability of getting a prime number.

4. (i)Page 505

A die is thrown once. Find the probability of getting an even number.

4. (ii)Page 505

A die is thrown once. Find the probability of getting a number greater than 3.

4. (iii)Page 505

A die is thrown once. Find the probability of getting a number between 3 and 6.

5.Page 505

A pair of dice is thrown once. Find the probability that both have the same number (i.e., doublet).

6. (i)Page 505

In a single throw of two dice, find the probability of getting a total of 10.

6. (ii)Page 505

In a single throw of two dice, find the probability of getting a sum greater than 9.

6. (iii)Page 505

In a single throw of two dice, find the probability of getting a total of 9 or 11.

6. (iv)Page 505

In a single throw of two dice, find the probability of getting a doublet of even numbers.

7. (i)Page 505

In a throw of a pair of dice, find the probability of getting a sum less than 6.

7. (ii)Page 505

In a throw of a pair of dice, find the probability of getting a sum less than 7.

7. (iii)Page 505

In a throw of a pair of dice, find the probability of getting a sum more than 7.

7. (iv)Page 505

In a throw of a pair of dice, find the probability of getting 8 as the sum.

8.Page 505

Two dice are thrown. Find the probability of getting an odd number of one die and a multiple of 3 on the other.

9.Page 505

Two dice are thrown simultaneously. Find the probability of getting prime number on each die.

10.Page 505

Two dice are thrown once. Find the probability of getting an even number on the 1st die or a total of 8.

11.Page 505

A pair of dice is thrown. Find the probability that the sum of the numbers obtained is more than ten.

12.Page 505

Out of 400 bulbs in a box, 15 bulbs are defective. One bulb is taken out at random from the box. Find the probability that the drawn bulb is not defective.

13.Page 505

A card is drawn at random from a pack of 52 playing cards. Find the probability that the card drawn is neither an ace nor a black king.

14. (i)Page 505

15 cards, numbered 1, 2, 3...., 15 are put in a box and mixed thoroughly. A card is drawn at random from the box. Find the probability that the card drawn bears an even number.

14. (ii)Page 505

15 cards, numbered 1, 2, 3...., 15 are put in a box and mixed thoroughly. A card is drawn at random from the box. Find the probability that the card drawn bears a number divisible by 2 or 3.

15. (i)Page 505

A card is drawn at random from a well-shuffled deck of playing cards. Find the probability that the card drawn is a king or a jack.

15. (ii)Page 505

A card is drawn at random from a well-shuffled deck of playing cards. Find the probability that the card drawn is a non-ace.

15. (iii)Page 505

A card is drawn at random from a well-shuffled deck of playing cards. Find the probability that the card drawn is a red card.

15. (iv)Page 505

A card is drawn at random from a well-shuffled deck of playing cards. Find the probability that the card drawn is neither a king nor a queen.

16. (i)Page 505

A bag contains 5 white balls, 7 red balls, 4 black balls and 2 blue balls. One ball is drawn at random from the bag. What is the probability that the ball drawn is white or blue.

16. (ii)Page 505

A bag contains 5 white balls, 7 red balls, 4 black balls and 2 blue balls. One ball is drawn at random from the bag. What is the probability that the ball drawn is red or black.

16. (iii)Page 505

A bag contains 5 white balls, 7 red balls, 4 black balls and 2 blue balls. One ball is drawn at random from the bag. What is the probability that the ball drawn is not white.

16. (iv)Page 505

A bag contains 5 white balls, 7 red balls, 4 black balls and 2 blue balls. One ball is drawn at random from the bag. What is the probability that the ball drawn is neither white nor black.

17. (i)Page 505

A box contains 20 balls bearing numbers 1, 2, 3, 4, ..., 20. A ball is drawn at random from the box. What is the probability that the number on the ball is an odd number?

17. (ii)Page 505

A box contains 20 balls bearing numbers 1, 2, 3, 4, ..., 20. A ball is drawn at random from the box. What is the probability that the number on the ball is divisible by 2 or 3?

17. (iii)Page 505

A box contains 20 balls bearing numbers 1, 2, 3, 4, ..., 20. A ball is drawn at random from the box. What is the probability that the number on the ball is prime number?

17. (iv)Page 505

A box contains 20 balls bearing numbers 1, 2, 3, 4, ..., 20. A ball is drawn at random from the box. What is the probability that the number on the ball is not divisible by 10?

18.Page 505

A bag contains 5 white, 2 red and 3 black balls. A ball is drawn at random. What is the probability that the ball drawn is a red ball?

19.Page 505

A letter of the word ‘SECONDARY’ is selected at random. What is the probability that the letter selected is not a vowel?

20. (i)Page 506

A bag contains 5 black, 7 red and 3 white balls. A ball is drawn from the bag at random. Find the probability that the ball drawn is red.

20. (ii)Page 506

A bag contains 5 black, 7 red and 3 white balls. A ball is drawn from the bag at random. Find the probability that the ball drawn is black or white.

20. (iii)Page 506

A bag contains 5 black, 7 red and 3 white balls. A ball is drawn from the bag at random. Find the probability that the ball drawn is not black.

21. (i)Page 506

A bag contains 6 red, 5 black and 4 white balls. A ball is drawn from the bag at random. Find the probability that the ball drawn is white.

21. (ii)Page 506

A bag contains 6 red, 5 black and 4 white balls. A ball is drawn from the bag at random. Find the probability that the ball drawn is red.

21. (iii)Page 506

A bag contains 6 red, 5 black and 4 white balls. A ball is drawn from the bag at random. Find the probability that the ball drawn is not black.

21. (iv)Page 506

A bag contains 6 red, 5 black and 4 white balls. A ball is drawn from the bag at random. Find the probability that the ball drawn is red or white.

22. (i)Page 506

A box contains 30 cards, numbered from 1 to 30. A card is drawn from the box at random. Find the probability that the number on the drawn card is even.

22. (ii)Page 506

A box contains 30 cards, numbered from 1 to 30. A card is drawn from the box at random. Find the probability that the number on the drawn card is prime.

22. (iii)Page 506

A box contains 30 cards, numbered from 1 to 30. A card is drawn from the box at random. Find the probability that the number on the drawn card is a multiple of 7.

23. (i)Page 506

A box contains 20 cards, numbered from 1 to 20. A card is drawn from the box at random. Find the probability that the number on the drawn card is even.

23. (ii)Page 506

A box contains 20 cards, numbered from 1 to 20. A card is drawn from the box at random. Find the probability that the number on the drawn card is prime.

23. (iii)Page 506

A box contains 20 cards, numbered from 1 to 20. A card is drawn from the box at random. Find the probability that the number on the drawn card is a multiple of 3.

24.Page 506

From a well shuffled pack of 52 cards, two black kings and two black jacks are removed. From the remaining cards, a card is drawn at random. Find the probability that the drawn card is neither an ace nor a king.

25. (i)Page 506

A bag contains 8 red, 6 white and 4 black balls. A ball is drawn at random from the bag. Find the probability that the drawn ball is red or white.

25. (ii)Page 506

A bag contains 8 red, 6 white and 4 black balls. A ball is drawn at random from the bag. Find the probability that the drawn ball is not black.

25. (iii)Page 506

A bag contains 8 red, 6 white and 4 black balls. A ball is drawn at random from the bag. Find the probability that the drawn ball is neither white nor black.

26.Page 506

There are 30 cards of same size in a bag, on which numbers 1 to 30 are written. One card is taken out of the bag at random. Find the probability that the number on the selected card is not divisible by 3.

27.Page 506

Find the probability that a number selected from the numbers 1 to 25 is not a prime number when each of the given numbers is equally likely to be selected.

28.Page 506

A card is drawn at random from a well-shuffled pack of 52 cards. Find the probability that the card drawn is neither a red card nor a queen.

29. (i)Page 506

From a pack of 52 playing cards, jacks, queens, kings and aces of red colour are removed. From the remaining a card is drawn at random. Find the probability that the card drawn is a black queen.

29. (ii)Page 506

From a pack of 52 playing cards, jacks, queens, kings and aces of red colour are removed. From the remaining a card is drawn at random. Find the probability that the card drawn is a red card.

29. (iii)Page 506

From a pack of 52 playing cards, jacks, queens, kings and aces of red colour are removed. From the remaining a card is drawn at random. Find the probability that the card drawn is a black jack.

29. (iv)Page 506

From a pack of 52 playing cards, jacks, queens, kings and aces of red colour are removed. From the remaining a card is drawn at random. Find the probability that the card drawn is a picture card (jacks, queens and kings are picture cards).

30. (i)Page 506

Find the probability that a number selected at random from the numbers 1, 2, 3, ..., 35 is a prime number.

30. (ii)Page 506

Find the probability that a number selected at random from the numbers 1, 2, 3, ..., 35 is a multiple of 7.

30. (iii)Page 506

Find the probability that a number selected at random from the numbers 1, 2, 3, ..., 35 is a multiple of 3 or 5.

31. (i)Page 506

A bag contains 4 white balls, 5 red balls and 8 black balls and 3 blue balls. A ball is drawn at random from the bag. Find the probability that the ball drawn is white.

31. (ii)Page 506

A bag contains 4 white balls, 5 red balls and 8 black balls and 3 blue balls. A ball is drawn at random from the bag. Find the probability that the ball drawn is red or blue.

31. (iii)Page 506

A bag contains 4 white balls, 5 red balls and 8 black balls and 3 blue balls. A ball is drawn at random from the bag. Find the probability that the ball drawn is not black.

31. (iv)Page 506

A bag contains 4 white balls, 5 red balls and 8 black balls and 3 blue balls. A ball is drawn at random from the bag. Find the probability that the ball drawn is neither black nor red.

32. (i)Page 506

A card is drawn at random from a well shuffled deck of 52 cards. Find the probability of getting a king.

32. (ii)Page 506

A card is drawn at random from a well shuffled deck of 52 cards. Find the probability of getting a king of red suit.

32. (iii)Page 506

A card is drawn at random from a well shuffled deck of 52 cards. Find the probability of getting a club.

32. (iv)Page 506

A card is drawn at random from a well shuffled deck of 52 cards. Find the probability of getting neither a king nor a jack.

33. (i)Page 506

A box contains 19 balls bearing numbers 1, 2, 3, ..., 19. A ball is drawn at random from the box. What is the probability that the number of the ball is a prime number?

33. (ii)Page 506

A box contains 19 balls bearing numbers 1, 2, 3, ..., 19. A ball is drawn at random from the box. What is the probability that the number of the ball is divisible by 3 or 5?

33. (iii)Page 506

A box contains 19 balls bearing numbers 1, 2, 3, ..., 19. A ball is drawn at random from the box. What is the probability that the number of the ball is neither divisible by 5 nor by 10?

33. (iv)Page 506

A box contains 19 balls bearing numbers 1, 2, 3, ..., 19. A ball is drawn at random from the box. What is the probability that the number of the ball is an even number?

34. (i)Page 506

A bag contains 4 white balls, 6 red balls, 7 black balls and 3 blue balls. One ball is drawn at random from the bag. What is the probability that the ball drawn is white?

34. (ii)Page 506

A bag contains 4 white balls, 6 red balls, 7 black balls and 3 blue balls. One ball is drawn at random from the bag. What is the probability that the ball drawn is not black?

34. (iii)Page 506

A bag contains 4 white balls, 6 red balls, 7 black balls and 3 blue balls. One ball is drawn at random from the bag. What is the probability that the ball drawn is neither white nor black?

34. (iv)Page 506

A bag contains 4 white balls, 6 red balls, 7 black balls and 3 blue balls. One ball is drawn at random from the bag. What is the probability that the ball drawn is red or white?

35. (i)Page 506

A card is drawn at random from a well shuffled deck of 52 playing cards. Find the probability that the card drawn is a card of spade or an ace.

35. (ii)Page 506

A card is drawn at random from a well shuffled deck of 52 playing cards. Find the probability that the card drawn is a red king?

35. (iii)Page 506

A card is drawn at random from a well shuffled deck of 52 playing cards. Find the probability that the card drawn is neither a king nor a queen.

35. (iv)Page 506

A card is drawn at random from a well shuffled deck of 52 playing cards. Find the probability that the card drawn is either a king or queen.

36. (i)Page 506

A die has 6 faces marked by the given number as shown below:

1 2 3 –1 –2 –3

The die is thrown once. What is the probability of getting a positive number?

36. (ii)Page 506

A die has 6 faces marked by the given number as shown below:

1 2 3 –1 –2 –3

The die is thrown once. What is the probability of getting an integer greater than – 3?

36. (iii)Page 506

A die has 6 faces marked by the given number as shown below:

1 2 3 –1 –2 –3

The die is thrown once. What is the probability of getting the smallest integer?

37.Page 506

A box contains some black balls and 30 white balls. If the probability of drawing a black ball is two-fifths of a white ball; find the number of black balls in the box.

38.Page 506

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,

  1. MONDAY?
  2. Which does not appear in MONDAY?
  3. Which appears both in SUNDAY and MONDAY?
Exercise 22B [Page 508]

Nootan solutions for माठेमटिक्स [इंग्रजी] इयत्ता १० आयसीएसई 22 Probability Exercise 22B [Page 508]

Multiple Choice Questions Choose the correct answer from the given four options in each of the following questions:

1.Page 508

A letter is chosen at random from all the letters of the English alphabets. The probability that the letter chosen is a vowel, is ______.

  • `4/26`

  • `5/26`

  • `21/26`

  • `5/24`

2.Page 508

The probability of a sure event is ______.

  • –1

  • 0

  • 1

  • `1/2`

3.Page 508

The probability of an impossible event is ______.

  • –1

  • 0

  • 1

  • `1/2`

4.Page 508

Which of the following cannot be the probability of an event?

  • 20%

  • 40%

  • 100%

  • 150%

5.Page 508

Which of the following cannot be the probability of an event?

  • `-1/2`

  • 0

  • 1

  • `1/2`

6.Page 508

When a die is thrown, the probability of getting a multiple of 3, is ______.

  • `1/6`

  • `1/2`

  • `1/3`

  • 1

7.Page 508

In two toss of a coin, the probability of getting at least one head is ______.

  • `3/4`

  • `1/2`

  • `1/4`

  • 1

8.Page 508

The sum of probabilities of all elementary events of an experiment is ______.

  • 1

  • 0

  • `1/2`

  • –1

9.Page 508

A card is selected at random from a pack of 52 cards. The probability of getting an ace is ______.

  • `4/13`

  • `3/13`

  • `2/13`

  • `1/13`

10.Page 508

The probability of winning a match by Hari is 0.8. The probability that he does not win, is ______.

  • 0

  • 0.8

  • 0.2

  • can’t say

Exercise 22C [Page 509]

Nootan solutions for माठेमटिक्स [इंग्रजी] इयत्ता १० आयसीएसई 22 Probability Exercise 22C [Page 509]

Assertion-Reason Type Questions

1.Page 509

In the following questions, a statement of Assertion (A) and a statement of Reason (R) are given:

Assertion: A die is thrown once and the probability of getting an even number is `2/3.`

Reason: The sample space for even numbers on a die is {2, 4, 6}.

  • Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).

  • Both Assertion (A) and Reason (R) are true but Reason (R) is not the correct explanation of Assertion (A).

  • Assertion (A) is true but Reason (R) is false.

  • Assertion (A) is false but Reason (R) is true.

2.Page 509

In the following questions, a statement of Assertion (A) and a statement of Reason (R) are given:

Assertion: The probability of getting head in one toss of a coin is `1/2`.

Reason: The sample space in one toss of a coin is {H, T}.

  • Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).

  • Both Assertion (A) and Reason (R) are true but Reason (R) is not the correct explanation of Assertion (A).

  • Assertion (A) is true but Reason (R) is false.

  • Assertion (A) is false but Reason (R) is true.

3.Page 509

In the following questions, a statement of Assertion (A) and a statement of Reason (R) are given:

Assertion: A card is selected at random from a pack of 52 cards. The probability of getting a club is `1/4`.

Reason: There are 4 cards of club in a pack of 52 cards.

  • Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).

  • Both Assertion (A) and Reason (R) are true but Reason (R) is not the correct explanation of Assertion (A).

  • Assertion (A) is true but Reason (R) is false.

  • Assertion (A) is false but Reason (R) is true.

4.Page 509

In the following questions, a statement of Assertion (A) and a statement of Reason (R) are given:

Assertion: The probability of winning a match by Sachin is `1/3`. The probability that he does not win will be `2/3`.

Reason: Probability of an event cannot be negative.

  • Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).

  • Both Assertion (A) and Reason (R) are true but Reason (R) is not the correct explanation of Assertion (A).

  • Assertion (A) is true but Reason (R) is false.

  • Assertion (A) is false but Reason (R) is true.

Solutions for 22: Probability

Exercise 22AExercise 22BExercise 22C
Nootan solutions for माठेमटिक्स [इंग्रजी] इयत्ता १० आयसीएसई chapter 22 - Probability - Shaalaa.com

Nootan solutions for माठेमटिक्स [इंग्रजी] इयत्ता १० आयसीएसई chapter 22 - Probability

Shaalaa.com has the CISCE Mathematics माठेमटिक्स [इंग्रजी] इयत्ता १० आयसीएसई CISCE solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. Nootan solutions for Mathematics माठेमटिक्स [इंग्रजी] इयत्ता १० आयसीएसई CISCE 22 (Probability) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.

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Concepts covered in माठेमटिक्स [इंग्रजी] इयत्ता १० आयसीएसई chapter 22 Probability are Concept of Probability, Elementary Types of Events and Properties of Probability, Measurement of Probability, Standard Results for Outcomes in Probability, Problems based on Probability.

Using Nootan माठेमटिक्स [इंग्रजी] इयत्ता १० आयसीएसई solutions Probability exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in Nootan Solutions are essential questions that can be asked in the final exam. Maximum CISCE माठेमटिक्स [इंग्रजी] इयत्ता १० आयसीएसई students prefer Nootan Textbook Solutions to score more in exams.

Get the free view of Chapter 22, Probability माठेमटिक्स [इंग्रजी] इयत्ता १० आयसीएसई additional questions for Mathematics माठेमटिक्स [इंग्रजी] इयत्ता १० आयसीएसई CISCE, and you can use Shaalaa.com to keep it handy for your exam preparation.

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