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

Expert Teacher provides 12 Science CBSE Maths Solutions for MCQ 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 and find if E and F are independent events. **

** 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** : Compute P(A/B) if P(B) =0.5 and P(AB)=0.32.

**Question 2** : Three cards are drawn without replacement from a pack of 52 cards. Find the probability that the cards drawn are king, queen and jack.

**Question 3** : If E and F are independent events, then show that and are also independent.

**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.

**Question 5** : Bag I contains 3 red and 4 black balls and Bag II contains 4 red and 5 black balls. Two balls are transferred at random from Bag I to Bag II and then a ball is drawn from Bag II. The ball so drawn is found to be red in colour. Find the probability that the transferred balls were both black.

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

### Integrals

**Question 1** : Find the integral of the function .

**Question 2** : Evaluate :

**Question 3** :

**Question 4** :

**Question 5** : Evaluate: as limit of sums.

### Application of Integrals

**Question 1** : Using integration, find the area of the region bounded by the line 2x + y = 4, 3x - 2y = 6 and x - 3y + 5 = 0.

**Question 2** : Find the distance between the point (5, 4, -6) and its image in xy-plane.

**Question 3** : Find the area of the smaller region bounded by the ellipse and the straight line 8x + 3y = 12.

**Question 4** : Find the area enclosed by the parabola and the line x - y = 4.

**Question 5** : Find the area bounded by curves and

### Application of Derivatives

**Question 1** : Find the equation of the normal to a curve which passes through the point (1,2).

**Question 2** : It is given that at x=1, the function attains its maximum value on the interval[0,2]. Find the value of a?

**Question 3** : A tank with a rectangular base and rectangular sides, open at the top is to be constructed so that its depth is 2m and volume is If the building of tank costs Rs.70 per sq meter for the base and Rs.45 per sq meter for sides. What is the cost of least expensive?

**Question 4** : The slope of the normal to the curve at x = 0 is :

**Question 5** : The total revenue in rupees received from the sale of x units of a product is given by . The marginal revenue, when x=15 is: