Home
Class 11
MATHS
Two students Anil and Ashima appeared is...

Two students Anil and Ashima appeared is an examination. The probability that Anil will qualify the examination is 0.05 and that Ashima will qualify the examination is 0.10. The probability qualify the examination is 0.02. Find the probability that
(a) Bothe Anil and Ashima will not qualify the examination.
(b) Atleast one of them will qualify the examination and (c) Only one of them will qualify the examination.

Promotional Banner

Topper's Solved these Questions

  • ANNUAL EXAMINATION QUESTION PAPERS 2015

    UNITED BOOK HOUSE|Exercise EXERCISE|49 Videos

  • ANNUAL EXAMINATION QUESTION PAPERS 2017

    UNITED BOOK HOUSE|Exercise EXERCISE|50 Videos

Similar Questions

Explore conceptually related problems

The probability that a student will pass the final examinatin in both English and Hindi is 0.5 and the probability of pasing neither is 0.1. If the probability of passing the English examination is 0.75. What is the probability of passing the Hindi examination?

For a student to qualify, he must pass at least two out of three exams. The probability that he will pass the 1st exam is p. If he fails in one of the exams, then the probability of his passing in the next exam, is p/2 otherwise it remains the same.Find the probability that he will qualify.

In an entrance test that is graded of the basis of two examination, the probability of a randomly chosen student passing the first examination is 0.8 and the probability of passing the second examination is 0.7. The probability of passing atleast one of them is 0.95. What is the probability of passing both?

In on examination the probability of a student passed in physics is 2/3 , passed in both English,and physics is 14/45, If the probability of passing at least one subject is4/5 , find the probability of passing in English?

In a class of 10 student, probability of exactly i students passing an examination is directly proportional to i^(2). Then answer the following questions: If a students selected at random is found to have passed the examination, then the probability that he was the only student who has passed the examination is

A and B give examination for two empty posts. If the probability of their getting selected by 1/4 and 1/6 respectively then the probability of neither getting selected will be

On a multiple choice examination with 4 possible answers for each of 6 questions the probability that a student would get at least two correct answers just by guessing is -

Among the examinees in an examination, 25%, 30% and 45% failed in statistics, in mathematics and in at least one of statistics and mathematics respectively. An examincee is selected at random. Find the probability that he failed in statistics only.

Among the examinees in an examination, 25%,30% and 45% failed in statistics, in mathematics and in at least one of statistics and mathematics respectively. An examinee is selected at random. Find the probabilities that (i) he failed in statistics only (ii) he passed in statistics if it is known that he failed in mathematics.

X is taking up subjects - mathematics, physics and chemistry in the examination. His probabilities of getting grade A in these subjects are 0.2, 0.3 and 0.5 respectively. Find the probability that he gets grade A in (i) all subjects (ii) no subject (iii) two subjects.

UNITED BOOK HOUSE-ANNUAL EXAMINATION QUESTION PAPERS 2016-EXERCISE
  1. The equations of two sides of a square are 5x+12y-10=0 and 5x+12y+29=0...

    Text Solution

    |

  2. Find the equation of the circle passes through the points (4,3) and (-...

    Text Solution

    |

  3. Show that the area of the triangle formed by the lines y = m(1) x + c(...

    Text Solution

    |

  4. Find the value of cos B for the triangle formed by joining the points ...

    Text Solution

    |

  5. Evlauate lim(xrarr0)(cot2x-cosec2x)/x

    Text Solution

    |

  6. Find from the first principle,the derivative of f(x)=e^(x^2)at x=1.

    Text Solution

    |

  7. Prove the following by contradiciton ."The sum of a rational and an ir...

    Text Solution

    |

  8. Check the validity of the following compound propostions :"72 is a mul...

    Text Solution

    |

  9. Check the validity of the following compound propostions :"120 is a mu...

    Text Solution

    |

  10. Two students Anil and Ashima appeared is an examination. The probabili...

    Text Solution

    |

  11. Find the coefficient of variation of the following data:

    Text Solution

    |

  12. Find the general solution of x and y satisfying the equation 5sinx.cos...

    Text Solution

    |

  13. Find the domain of definition and range of the function f(x)=x/(1+x^2)...

    Text Solution

    |

  14. If f(x)=ax^2+bx+cand f(2)=1,f(3)=6,f(-1)=10,then find the value of f(1...

    Text Solution

    |

  15. If z=x+iy and |z-1|+|z+1|=4,then show that 3x^2+4y^2=12,where i=sqrt-1

    Text Solution

    |

  16. In how many ways can 6 boys and 4 girls be seated in a round table so ...

    Text Solution

    |

  17. If a1,a2,a3,...,anare in A.P then show that 1/(a1a2)+1/(a2a3)+1/(a3a4)...

    Text Solution

    |

  18. Solve :(|x|-2)/(|x|-3)ge0,where x in R and x!=+-3

    Text Solution

    |

  19. If the extremitied of a focal chord of the parabola y^2=4axbe (at1^2,2...

    Text Solution

    |

  20. The number of tangents that can be drawn from the point (6, 2) on the ...

    Text Solution

    |