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:

 A card from a pack of 52 playing card is lost. From the remaining cards of the pack, three cards are drawn at random (without replacement) and are found to be all spades. Find the probability of the lost card being a spade.  

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 :  Four cards are drawn successively with replacement from a well shuffled deck of 52 cards. What is the probability that:
 All the four cards are spades?
  (View Answer Video)

Question 2 : A coin is biased so that the heads is 2 times as likely to occur as tail. If the coin is tossed twice, find the probability distribution of number of tails. Hence find the mean of the distribution.  (View Answer Video)

Question 3 : A speaks truth in 75% of the cases, while B in 90% of the cases. In what percent of cases are they likely to contradict each other in stating the same fact? Do you think that statement of B is always true?     (View Answer Video)

Question 4 : If Question and Question then find Question.  (View Answer Video)

Question 5 : A bag contains (2n+1) coins. It is known that (n-1) of these coins have a head on both sides, whereas the rest of the coins are fair. A coin is picked up at random from the bag and is tossed. If the probability that the toss results in a head is Question, determine the value of n. (View Answer Video)

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

Application of Derivatives

Question 1 : The slope of the tangent to the curve Question at the point (2, -1) is : (View Answer Video)

Question 2 : The points on the curve Question , where the normal to the curve makes equal intercepts with the axes are, (View Answer Video)

Question 3 : If,Question then the approximate value of f(3.02) is _________. (View Answer Video)

Question 4 : Sand is pouring from a pipe at the rate of Question. The falling sand forms a cone on the ground in such a way that the height of the cone is always one-sixth of the radius of the base. How fast is the height of the sand cone increasing, when the height is 4 cm? (View Answer Video)

Question 5 : What is the maximum value of the function sin x+ cos x? (View Answer Video)

Differential Equations

Question 1 : Solve the following differential equation :
 Question (View Answer Video)

Question 2 : Find the general solution of differential equation Question (View Answer Video)

Question 3 : If x cos(a + y) = cos y, then prove that Question 
Hence show that Question (View Answer Video)

Question 4 : Solve the differential equation:
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Question 5 : Write the differential equation representing the family of curves y = mx, where m is an arbitrary constant. (View Answer Video)

Linear Programming

Question 1 : The objective function is maximum or minimum, which lies on the boundary of the feasible region. (View Answer Video)