Maths Probability CBSE 12 Science MCQ in English Solutions

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

Expert Teacher provides Maths Probability CBSE 12 Science MCQ English Solutions. 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:

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.

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 : Find the mean, the variance and the standard deviation of the number of doublets in three throws of a pair of dice. (View Answer Video)

Question 2 : 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)

Question 3 : If E and F are independent events, then show that and
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Question 4 : If and find if E and F are independent events. (View Answer Video)

Question 5 : If E and F are independent events, then show that and are also independent. (View Answer Video)

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

Differential Equations

Question 1 : Obtain the differential equation of all the circles of radius r. (View Answer Video)

Question 2 : Solve the following differential equation :
(View Answer Video)

Question 3 : Write the degree of the differential equation : (View Answer Video)

Question 4 : Write the differential equation representing the curve where a is an arbitrary constant. (View Answer Video)

Question 5 : Solve the differential equation (View Answer Video)

Application of Derivatives

Question 1 : The volume of a cube is increasing at the rate of 9 cubic centimetres per second. How fast is the surface area increasing when the length of an edge is 10 centimetres? (View Answer Video)

Question 2 : The total revenue (in Rs) received from the sale of 'x' units of a product is given by :
R(x) =3x²+36x+5.
FInd the marginal revenue when x=5, where by marginal revenue we mean the rate of change of total revenue with respect to the number of items sold at an instant. (View Answer Video)

Question 3 : The point on the curve which is nearest to the point (0, 5) is (View Answer Video)

Question 4 : The total cost C(x) (in Rs) associated with the production of 'x' units of an item is given by :
C (x)=0.005x³-0.02x²+30x+5000.
Find the marginal cost when 3 units are produced, where by marginal cost we mean the instantaneous rate of change of total cost at any level of output. (View Answer Video)

Question 5 : Find the approximate change in volume V of a cube of side x meters caused by increasing the side by 1%. (View Answer Video)

Inverse Trigonometric Functions

Question 1 : Solve for
(View Answer Video)

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

Question 3 : Write in the simplest form:
(View Answer Video)

Question 4 : Write the value of (View Answer Video)

Question 5 : Write the value of the following:
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