CBSE Maths 12 Science Probability Solutions for MCQ in English to enable students to get Solutions in a narrative video format for the specific question.
Expert Teacher provides CBSE Probability Maths 12 Science Solutions for MCQ 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:
Solution Video in English:
You can select video Solutions from other languages also. Please check Solutions in ( Hindi )
Question 1 : 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 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 : Compute P(A/B) if P(B) =0.5 and P(AB)=0.32. (View Answer Video)
Question 4 : Three persons A, B and C apply for a job of Manager in a Private company. Chance of their selection (A, B and C) are in the ratio 1:2:4. The probability that A, B, and C can introduce changes to improve profits of company are 0.8, 0.5 and 0.3 respectively, if the changes does not take place, find the probability that is due to the appointment of C. (View Answer Video)
Question 5 : Consider the experiment of tossing a coin. If the coin shows head, toss is done again, but if it shows tail, then throw a die. Find the conditional probability of the events that ' the die shows a number greater than 4', given that ' there is atleast one tail'. (View Answer Video)
Question 1 : The objective function is maximum or minimum, which lies on the boundary of the feasible region. (View Answer Video)
Question 1 : Find the equation of the tangent to the curve at the points, where it cuts the x axis. (View Answer Video)
Question 2 : The slope of the tangent to the curve at the point (2, -1) is : (View Answer Video)
Question 3 : For all real values of x the minimum value of. (View Answer Video)
Question 4 : Find the approximate change in volume V of a cube of side x meters caused by increasing the side by 1%. (View Answer Video)
Question 5 : Find two numbers whose sum is 24 and whose product is as large as possible. (View Answer Video)
Question 1 : Find the scalar and vector components of the vector with initial point (2, 1) and terminal point (-5, 7). (View Answer Video)
Question 2 : P and Q are two points with position vectors and respectively. Write the position vector of a point R which divides the line segment PQ externally in the ratio 2:1. (View Answer Video)
Question 3 : Find a vector of magnitude making an angle of with x-axis, with y-axis and an acute angle with z-axis. (View Answer Video)
Question 4 : if a, b, c are unit vectors such that a + b + c = 0, then find the value of a.b + b.c + c.a. (View Answer Video)
Question 5 : Find the scalar quantities from the following:
(i) Time period (ii) Distance (iii) Force
(iv) Velocity (v) Work done (View Answer Video)