CBSE 12 Science Solutions for MCQ Maths Probability in English

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

Question 1 : A problem in mathematics is given to 4 students A, B, C, D. Their chances of solving the problem, respectively, are   and . What is the probability that atmost one of them solve the problem?  (View Answer Video)

Question 2 : 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?  (View Answer Video)

Question 3 : Of the students in a college, it is known that 60% reside in hostel and 40% are day scholars (not residing in hostel). Previous year results report that 30% of all students who reside in hostel attain  'A' grade and 20% of day scholars attain 'A' grade in their annual examination. At the end of the year, one student is chosen at random from the college and he has an 'A' grade. What is the probability that the student is a hosteler?   (View Answer Video)

Question 4 : P speaks truth in 70% of the cases and Q in 80% of the cases. In what percent of cases are they likely to agree in stating the same fact?  (View Answer Video)

Question 5 : A and B throw a pair of dice alternately. A wins the game if he gets a total of 9 and B wins if he gets a total of 7. If A starts the game, find the probability of winning the game by B.   (View Answer Video)

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

Application of Derivatives

Question 1 : The normal at the point (1, 1) on the curve  is: (View Answer Video)

Question 2 : The maximum value of  is, (View Answer Video)

Question 3 : 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 4 : Find the maximum profit that a company can make if the profit function is given by (View Answer Video)

Question 5 : Which of the following functions are strictly decreasing on  (View Answer Video)

Differential Equations

Question 1 : If y(x) is a solution of the differential equation   and y(0) = 1, then find the value of  (View Answer Video)

Question 2 : Find the differential equation of the family of lines passing through the origin.  (View Answer Video)

Question 3 : Form the differential equation of equation y = a cos 2x + b sin 2x, where a and b are constant. (View Answer Video)

Question 4 : Find the general solution of the following differential equation :
  (View Answer Video)

Question 5 : Form the differential equation of the family of circles in the second quadrant and touching the co-ordinate axes. (View Answer Video)

Inverse Trigonometric Functions

Question 1 : is equal to : (View Answer Video)

Question 2 : Write     in the simplest form. (View Answer Video)

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

Question 4 :  What value do you observe in real life scenario ? (View Answer Video)

Question 5 : Solve for
  (View Answer Video)