Solutions for MCQ CBSE 12 Science Maths Probability in English

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

Expert Teacher provides Solutions for MCQ CBSE 12 Science Maths Probability through Video Solutions 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 Solution in a narrative video format.

Question:

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? 

Solution Video in English:

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

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

Question 1 :  In a group of 400 people, 160 are smokers and non-vegetarian, 100 are smokers and vegetarian and the remaining are non-smokers and vegetarian. The probabilities of getting a special chest disease are 35%, 20% and 10% respectively. A person is chosen from the group at random and is found to be suffering from the disease. What is the probability that the selected person is a smoker and non-vegetarian? What value is reflected in this question?     (View Answer Video)

Question 2 : A box contains 50 bolts and 50 nuts. Half of the bolts and nuts are rusted. If two items are drawn with replacement, what is the probability that either both are rusted or both are bolts.    (View Answer Video)

Question 3 : 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 4 : A pair of dice is thrown 4 times. If getting a doublet is considered a success, find the probability distribution of number of successes. Hence, find the mean of the distribution.  (View Answer Video)

Question 5 : There are three coins. First is a biased that comes up tails 60% of the times, second is also a biased coin that comes up heads 75% of the times and third is an unbiased coin. One of the three coins is chosen at random and tossed, it shows heads, what is the probability that it was the first coin?      (View Answer Video)

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

Integrals

Question 1 : Find the integral of the function Question. (View Answer Video)

Question 2 : Evaluate : Question (View Answer Video)

Question 3 :  Find the integral of the function Question. (View Answer Video)

Question 4 : Find the integral of the function Question. (View Answer Video)

Question 5 : Question (View Answer Video)

Relations and Functions

Question 1 :  If f is the greatest integer function and g is the modulus function . Write the value of g o f(-1/3) – f o g ( -1/3 ) . (View Answer Video)

Question 2 : A function Question defined as Question is, (View Answer Video)

Question 3 : Consider Question given by f(x) = 4x + 3. Find the inverse of f. (View Answer Video)

Question 4 : If f(x) = |x| and g(x) = | 5x – 2 |. Then, fog = _____. (View Answer Video)

Question 5 : The number of binary operations which can be defined on the set Question is, (View Answer Video)

Vector Algebra

Question 1 :  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 2 :  Find the sum of the vectors : Question  (View Answer Video)

Question 3 : Find the vector 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 4 :  If Question and Question are two equal vectors, then write the value of Question  (View Answer Video)

Question 5 :  Write a vector in the direction of the vector Question that has magnitude 9 units.   (View Answer Video)