12 Science Maths CBSE 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 Maths CBSE 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:**

** Probability of solving specific problem independently by A and B are and respectively. If both try to solve the problem, independently, then find the probability that the problem is solved.**

** 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** : 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.

**Question 2** : A die is thrown 6 times. If 'getting an odd number' is a 'success', what is the probability of obtaining:

atleast 5 successes?

**Question 3** : A bag contain 2 red, 6 black and 8 green balls. A ball is drawn at random from the bag. Find the probability of black balls:

**Question 4** : 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?

**Question 5** : A die is thrown 6 times. If 'getting an odd number' is a 'success', what is the probability of obtaining:

atmost 5 successes?

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

### Continuity and Differentiability

**Question 1** : Differentiate w.r.t.x the function .

**Question 2** : If , find in terms of y alone.

**Question 3** : Differentiate the function with respect to x.

**Question 4** : Find for the function .

**Question 5** : Find for the function .

### Vector Algebra

**Question 1** : Find the projection of the vector on the vector

**Question 2** : Find the area of the parallelogram whose adjacent sides are determined by the vectors and

**Question 3** : Evaluate the product (3a - 5b).(2a + 7b).

**Question 4** : Find the vector quantities from the following:

(i) 10 kg (ii) 2 m north-west (iii)

(iv) 40 W (v) (vi)

**Question 5** : Find if and

### Three Dimensional Geometry

**Question 1** : What is the distance of the point (p, q, r) from the x-axis ?

**Question 2** : Write the direction ratio's of the vector where and

**Question 3** : Find the distance of point from the plane

**Question 4** : Find the co-ordinates of the point where the line through the points A(3, 4, 1) and B(5, 1, 6) crosses the XY-plane. Also find angle which this line makes with the XZ-plane.

**Question 5** : Find the equation of the plane passing through the line of intersection of the planes and which is perpendicular to the plane .