CBSE Maths 12 Science Probability MCQ Answers in English

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

Expert Teacher provides CBSE Maths 12 Science Probability MCQ Answers 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.

Question:

A couple has 2 children. Find the probability that both are boys, if it is known that the older child is boy.

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 : If E and F are two events such that,
 Question, Find P(E or F).         (View Answer Video)

Question 2 : One card is drawn from a pack of 52 cards. Find the probability of getting a jack of hearts: 
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Question 3 : A pair of coins is tossed once. Find the probability of showing atleast one head. (View Answer Video)

Question 4 : Five bad oranges are accidently mixed with 20 good ones. If four oranges are drawn one by one successively with replacement, then find the probability distribution of number of bad oranges drawn. Hence, find the mean and variance of the distribution.    (View Answer Video)

Question 5 : The probabilities of two students A and B coming to the school in time are Question and Questionrespectively. Assuming that the events ' A coming in time ' and
' B coming in time ' are independent. Find the probability of only one. Write of them come in time atleast one advantage of coming to school in time.   (View Answer Video)

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

Three Dimensional Geometry

Question 1 : Find the distance of the point (1, -2, 3) from the plane x-y+z=5 measured parallel to the line Question (View Answer Video)

Question 2 : Write the vector equation of the plane passing through the point (a, b, c) and parallel to the plane Question (View Answer Video)

Question 3 : Find the vector equation of the plane which is at a distance of 5 units from the origin and normal to the plane is Question (View Answer Video)

Question 4 : Find the vector equation of the plane which contains the line of intersection of the planes Question and Question and which is perpendicular to the plane Question (View Answer Video)

Question 5 : If a line makes angleQuestionandQuestionwith the coordinate axis, then find the value of Question (View Answer Video)

Continuity and Differentiability

Question 1 : Differentiate the function w.r.t.x Question. (View Answer Video)

Question 2 : Using the fact that Question and the differentiation, obtain the sum formula for cosines. (View Answer Video)

Question 3 : Differentiate Question w.r.t.x. (View Answer Video)

Question 4 : Differentiate the function Question with respect to x. (View Answer Video)

Question 5 : Differentiate w.r.t.x the function Question, for some constant a and b. (View Answer Video)

Inverse Trigonometric Functions

Question 1 : If  Question find x. (View Answer Video)

Question 2 : Write the principal value of  Question (View Answer Video)

Question 3 : Question is equal to :
  (View Answer Video)

Question 4 : Solve the equation for Question (View Answer Video)

Question 5 : Write the value of  Question (View Answer Video)