CBSE Answers for MCQ 12 Science Maths Probability in English

CBSE Answers for MCQ 12 Science Maths Probability in English to enable students to get Answers in a narrative video format for the specific question.

Expert Teacher provides CBSE Answers for MCQ 12 Science Maths Probability through Video Answers in English language. This video solution will be useful for students to understand how to write an answer in exam in order to score more marks. This teacher uses a narrative style for a question from Probability not only to explain the proper method of answering question, but deriving right answer too.

Please find the question below and view the Answer in a narrative video format.


Find the mean, the variance and the standard deviation of the number of doublets in three throws of a pair of dice. 

Answer Video in English:

You can select video Answers from other languages also. Please check Answers in ( Hindi )

Similar Questions from CBSE, 12th Science, Maths, Probability

Question 1 :  A man is known to speak the truth 3 out of 5 times. He throws a die and reports that it is 1. Find the probability that it is actually 1.   (View Answer Video)

Question 2 : If P(A)=Question, P(B)=Question and Question=Question, find Question. (View Answer Video)

Question 3 : If each element of a second-order determinant is either zero or one, what is the probability that the value of the determinant is positive?  (View Answer Video)

Question 4 : Compute P(A/B) if P(B) =0.5 and P(AQuestionB)=0.32. (View Answer Video)

Question 5 : In a school, there are 1,000 students, out of which 380 are girls. Out of 380 girls, 10% of the girls scored highest in GS. What is the probability that a student chosen randomly scored highest in GS given that the chosen student is a girl?  (View Answer Video)

Questions from Other Chapters of CBSE, 12th Science, Maths

Application of Integrals

Question 1 : Find the area enclosed by the parabola Questionand the line 2y = 3x + 12.   (View Answer Video)

Question 2 : Find the area of smaller region bounded by the ellipse Question and the line Question. (View Answer Video)

Question 3 : Find the area of the circleQuestion which is interior to the parabola Question (View Answer Video)

Question 4 : Find the area of the region in the first quadrant enclosed by x-axis, line Question and the circle Question (View Answer Video)

Question 5 : Given that Question, for x = 0 to x = 20. Find f(x) and g(x) such that the area between f(x) and Questionfrom x = 0 to x = 5 be Questionand area between g(x) and Questionfrom y = 0 to y = 5 be Question. Is QuestionQuestion? Like functions f and g which work is better, team work or individual work? (View Answer Video)

Inverse Trigonometric Functions

Question 1 : Write the value of  Question (View Answer Video)

Question 2 : Question Then x is equal to : (View Answer Video)

Question 3 :

Solve the equation:

(View Answer Video)

Question 4 : Write in the simplest form:
Question (View Answer Video)

Question 5 : Solve for
Question (View Answer Video)


Question 1 : Find: Question. (View Answer Video)

Question 2 : Let Questionfor every real number, x, where [x] is the greatest integer less than or equal to x.
Evaluate : Question (View Answer Video)

Question 3 : Find : Question (View Answer Video)

Question 4 : Find : Question (View Answer Video)

Question 5 : Find the integral of the function Question. (View Answer Video)