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Frank solutions for ICSE Class 10 Mathematics Part 2 chapter 25 - Probability [Latest edition]

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ICSE Class 10 Mathematics Part 2 - Shaalaa.com

Chapter 25: Probability

Exercise

Exercise

Frank solutions for ICSE Class 10 Mathematics Part 2 Chapter 25 Probability Exercise

Exercise | Q 1

A coin is tossed 800 times and the outcomes were noted as: Head:415 ,Tail:385 

Find the probabiity of the min showing up (i)a head ,(ii) a tai .

Exercise | Q 2.01

1000 families with 2 children were selected randomly , and the following data were recorded : 

Number of girls in a family 0 1 2
Number of families 333  392 275

Find the probability of a family , having

(i) 1 girl 

Exercise | Q 2.02

1000 families with 2 children were selected randomly , and the following data were recorded : 

Number of girls in a family 0 1 2
Number of families 333  392 275

Find the probability of a family , having
(ii) 2 girls

Exercise | Q 2.03

1000 families with 2 children were selected randomly , and the following data were recorded : 

Number of girls in a family 0 1 2
Number of families 333  392 275

Find the probability of a family , having

(iii) no girl

Exercise | Q 3

Two coins are tossed simultaneously 300 times and the outoomes are noted as : 

Two tails : 83 
Ole tail :140
No tai :77 

Find the probabiity of Occurrence of each of these events. 

Exercise | Q 4.01

A die is thrown 450 times and frequencies of the outcomes 1,2,3,4,5,6 were noted as given in the following table

outcomes 1 2 3 4 5 6
Frequency 73 70 74 75 80 78

(i) 4 

Exercise | Q 4.02

A die is thrown 450 times and frequencies of the outcomes 1,2,3,4,5,6 were noted as given in the following table

outcomes 1 2 3 4 5 6
Frequency 73 70 74 75 80 78

(ii) a number < 4

Exercise | Q 4.03

A die is thrown 450 times and frequencies of the outcomes 1,2,3,4,5,6 were noted as given in the following table

outcomes 1 2 3 4 5 6
Frequency 73 70 74 75 80 78

(iii) a number > 4

Exercise | Q 5.01

The percentage of marks obtained by a student in monthly unit tests are given below : 

Unit Test l ll lll lV V Vl
Percentage of marks obtained 72 67 69 74 71 76

Based on this data find the probability that the student gets

(i) More than 70% marks in a unit test.

Exercise | Q 5.02

The percentage of marks obtained by a student in monthly unit tests are given below : 

Unit Test l ll lll lV V Vl
Percentage of marks obtained 72 67 69 74 71 76

Based on this data find the probability that the student gets

(ii) less than 72% marks in a unit test.

Exercise | Q 5.03

The percentage of marks obtained by a student in monthly unit tests are given below : 

Unit Test l ll lll lV V Vl
Percentage of marks obtained 72 67 69 74 71 76

Based on this data find the probability that the student gets

(iii) less than 65% marks in a unit test.

Exercise | Q 6.01

The heights of 60 students of a class are given in the following table : 

Height(in cm) 150-155 155-158 158-160 160-165 165-172
No. of students 8 20 25 4 3

Find the probability that the height of a student lies in the interval 

(i) 155-158 

Exercise | Q 6.02

The heights of 60 students of a class are given in the following table : 

Height(in cm) 150-155 155-158 158-160 160-165 165-172
No. of students 8 20 25 4 3

Find the probability that the height of a student lies in the interval 

(ii) 150-160

Exercise | Q 6.03

The heights of 60 students of a class are given in the following table : 

Height(in cm) 150-155 155-158 158-160 160-165 165-172
No. of students 8 20 25 4 3

Find the probability that the height of a student lies in the interval 

(iii) 158-172

Exercise | Q 7.01

A perfect cubic die is thrown .Find the probability that
(i) an even number comes up 

Exercise | Q 7.02

A perfect cubic die is thrown .Find the probability that
(ii) a perfect square comes up. 

Exercise | Q 8.01

An unbiased cubic die is thrown .Find the probability of getting (i) an odd number,

Exercise | Q 8.02

An unbiased cubic die is thrown .Find the probability of getting 
(ii) a number greater than 2

Exercise | Q 8.03

An unbiased cubic die is thrown .Find the probability of getting
(iii) a number divisible by 2

Exercise | Q 8.04

An unbiased cubic die is thrown .Find the probability of getting 
(iv) a number less than 4. 

Exercise | Q 9.01

A card is drawn from a pack of well - shuffled 52 playing cards . Find the probability that the card drawn is 

(i) a diamond

Exercise | Q 9.02

A card is drawn from a pack of well - shuffled 52 playing cards . Find the probability that the card drawn is 

(ii) a red card

Exercise | Q 9.03

A card is drawn from a pack of well - shuffled 52 playing cards . Find the probability that the card drawn is 

(iii) a king

Exercise | Q 9.04

A card is drawn from a pack of well - shuffled 52 playing cards . Find the probability that the card drawn is 

(iv) an ace or a queen

Exercise | Q 9.05

A card is drawn from a pack of well-shuffled 52 playing cards. Find the probability that the card is drawn is a face card.

Exercise | Q 9.06

A card is drawn from a pack of well - shuffled 52 playing cards . Find the probability that the card drawn is 

(vi) a card bearing a number between 2 and 6 including both.

Exercise | Q 10

Two coins are tossed together . what is the probabilty of getting different faces on the coins ?

Exercise | Q 11.01

A coin is tossed twice . what is the probability of getting 

(i) no head

Exercise | Q 11.02

A coin is tossed twice . what is the probability of getting

(ii) atmost 1 tail

Exercise | Q 12

There coins are tossed simultaneously . what is the probability of getting atleast two heads?

Exercise | Q 13.01

Two dice, one white and one red are rolled together .Find the probability of getting 
(i) a sum of 6

Exercise | Q 13.02

Two dice, one white and one red are rolled together .Find the probability of getting 

(ii) two different digits

Exercise | Q 13.03

Two dice, one white and one red are rolled together .Find the probability of getting 

(iii) a difference of 1

Exercise | Q 14.01

A bag contains a red ball , a blue ball and a yellow ball , all the balls being of the  same size . Anjali takes out a ball from the bag without looking into it . what is the probability that she takes out . 

(i) Yellow ball?

Exercise | Q 14.02

A bag contains a red ball , a blue ball and a yellow ball , all the balls being of the  same size . Anjali takes out a ball from the bag without looking into it . what is the probability that she takes out .

(ii) red ball?

Exercise | Q 14.03

A bag contains a red ball , a blue ball and a yellow ball , all the balls being of the  same size . Anjali takes out a ball from the bag without looking into it . what is the probability that she takes out .

(iii) blue ball?

Exercise | Q 15

If the probability of winning a game is 5/11,what is the probability of losing?

Exercise | Q 16.01

A box contains 5 red marbles, 8 white marbles and 4 grem marbles. One marble is taken out of the box at randam.

What is the probability that the marble taken out wil be 
(i) red? 

Exercise | Q 16.02

A box contains 5 red marbles, 8 white marbles and 4 grem marbles. One marble is taken out of the box at randam.

What is the probability that the marble taken out wil be 
(ii) white?

Exercise | Q 16.03

A box contains 5 red marbles, 8 white marbles and 4 grem marbles. One marble is taken out of the box at randam.

What is the probability that the marble taken out wil be 
(iii) not green?

Exercise | Q 17.01

Two different coins are tossed simultaneously .Find the probability of getting : 

(i)two tails

Exercise | Q 17.02

Two different coins are tossed simultaneously .Find the probability of getting : 

(ii)no tail

Exercise | Q 17.03

Two different coins are tossed simultaneously .Find the probability of getting : 

(iii) atleast one tail 

Exercise | Q 18.01

Two different dice are thrown at the same time. Find the probability of getting :

(i) a doublet

Exercise | Q 18.02

Two different dice are thrown at the same time. Find the probability of getting :

(ii)sum divisible by 5

Exercise | Q 18.03

Two different dice are thrown at the same time. Find the probability of getting :

(iii) a sum of at least 11 

Exercise | Q 19

Two dice are rolled simultaneously, write down the total number of possible outcomes. 

Chapter 25: Probability

Exercise
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ICSE Class 10 Mathematics Part 2 - Shaalaa.com

Frank solutions for ICSE Class 10 Mathematics Part 2 chapter 25 - Probability

Frank solutions for ICSE Class 10 Mathematics Part 2 chapter 25 (Probability) include all questions with solution and detail explanation. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has the CISCE ICSE Class 10 Mathematics Part 2 solutions in a manner that help students grasp basic concepts better and faster.

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Concepts covered in ICSE Class 10 Mathematics Part 2 chapter 25 Probability are Introduction to Probability, Probability - A Theoretical Approach, Sample Space, Type of Event - Complementry, Simple Problems on Single Events, Random Experiments.

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Get the free view of chapter 25 Probability Class 10 extra questions for ICSE Class 10 Mathematics Part 2 and can use Shaalaa.com to keep it handy for your exam preparation

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