Maths 12 Science Probability CBSE Answers for MCQ in English

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

Expert Teacher provides Maths 12 Science Probability CBSE Answers for MCQ 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:

In a school, there are 1000 students out of which 430 are girls. It is known that out of 430, 10% of the girls study in class XII. What is the probability that a student chosen randomly studies in class XII, given that the chosen student is a girl?

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 and B throw a pair of dice alternatively, till one of them gets a total of 10 and wins the game. Find their respective probabilities of winning, if A starts first.   (View Answer Video)

Question 2 : A pair of dice is thrown 4 times. If getting a doublet is considered a success, find the probability distribution of the number of successes and hence find its mean.  (View Answer Video)

Question 3 : A bag contains 4 red and 4 black balls, another bag contains 2 red and 6 black balls. One of the two bags is selected at random and two balls are drawn at random (without replacement) from the bag which are both found to be red. Find the probability that the balls are drawn from the first bag.    (View Answer Video)

Question 4 : 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)

Question 5 :  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)

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

Application of Integrals

Question 1 : Using integration, find the area bounded by the tangent to the curve Question at the point (2, 1) and the lines whose equations are x = 2y and x = 3y - 3. (View Answer Video)

Question 2 : Find the area of the smaller region bounded by the ellipse Question and the straight line 8x + 3y = 12. (View Answer Video)

Question 3 : Find the area of the region lying in the first quadrant and bounded by Questionand y = 4. (View Answer Video)

Question 4 : A farmer has a field of shape bounded by Questionand x = 3, he wants to divide this into his two sons equally by a straight line x = c. Can you find c? What value, you find in the person ? (View Answer Video)

Question 5 : Find the area of the smaller region bounded by the ellipse Question and the line Question (View Answer Video)

Differential Equations

Question 1 : Write the differential equation representing the curve Questionwhere a is an arbitrary constant. (View Answer Video)

Question 2 : Write the degree of the differential equation : Question (View Answer Video)

Question 3 : Find the general solution of the following differential equation :
 Question (View Answer Video)

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

Question 5 : Find the particular solution of the differential equation Questiongiven that y = 1 when x = 0.  (View Answer Video)

Vector Algebra

Question 1 : Find the scalar components of the vector Questionwith initial point A (2, 1) and terminal point B (-5, 7).  (View Answer Video)

Question 2 : Find the unit vector in the direction of vector PQ, where P and Q are the points (1, 2, 3) and (4, 5, 6) respectively. (View Answer Video)

Question 3 : Find a vector in the direction of vector Question which has magnitude 21 units.  (View Answer Video)

Question 4 :  Find the scalar quantities from the following:
(i) 10 kg          (ii) 2 m north-west          (iii) Question
(iv) 40 W         (v) Question                   (vi) Question  (View Answer Video)

Question 5 : Write the position vector of the point which divides the join of points with position vectors Questionand Questionin the ratio 2:1.  (View Answer Video)