Home
Class 12
MATHS
An urn contains 6 balls of which two are...

An urn contains 6 balls of which two are red and four are black. Two balls are drawn at random. Probability that they are of the different colours is :

A

(2/5)

B

(1/15)

C

(8/15)

D

(4/15)

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • Appilications of Derivative

    JMD PUBLICATION|Exercise Exercise|37 Videos

Similar Questions

Explore conceptually related problems

A bag contains 4 white and 3 black balls. Two balls are drawn at random. Find the probability that they are of the same colour.

An urn contains 7 white, 5 black and 3 red balls. Two balls are drawn at random, Find the probability that : both the balls are red.

An urn contains 7 white, 5 black and 3 red balls. Two balls are drawn at random, Find the probability that : one ball is white.

An urn contains nine balls of which three are red, four are blue and two are green. Three balls are drawn at random without replacement from the urn. The probability that the three balls have different colour is

A bag contains 8 red, 3 white and 9 blue balls. If three balls are drawn at random, determine the probability that all the balls are of different colour.

A bag contains 6 red, 5 white and 4 black balls. Two balls are drawn. Find the probability that none of them is red.

A urn contains 9 red, 7 white and 4 black balls. A ball is drawn at random. What is the probability that the ball drawn will be: red .

A urn contains 9 red, 7 white and 4 black balls. A ball is drawn at random. What is the probability that the ball drawn will be: not red.

A urn contains 9 red, 7 white and 4 black balls. A ball is drawn at random. What is the probability that the ball drawn will be: white.

A bag contains 5 white, 4 black and 6 red balls. A ball is drawn at random. The probability that the balls drawn is not white is:

JMD PUBLICATION- A Gift paper from the publishers-Example
  1. An urn contains 6 balls of which two are red and four are black. Two b...

    Text Solution

    |

  2. If a*b=a^b then (2*1)*2=

    Text Solution

    |

  3. The value of sin(cot^-1x) is equal to

    Text Solution

    |

  4. If A is matrix of order x*2 and B is of 2*y and (AB)' is of 4*3 then v...

    Text Solution

    |

  5. If A and B are square matrices of order 3 such that absA = -1, absB = ...

    Text Solution

    |

  6. I.F. Of the differential equation dy/dx+2y=e^(2x) is :

    Text Solution

    |

  7. If f(x)= {(mx+1,,x,le,5),(3x-5,,x,>,5):} is continuous, then the value...

    Text Solution

    |

  8. d/dx(e^(2sin^-1x)) =

    Text Solution

    |

  9. The value of int(cosec^2x)/sec^2xdx is

    Text Solution

    |

  10. intdx/(9+x^2) =

    Text Solution

    |

  11. The number of arbitrary constants in the general solution of a differe...

    Text Solution

    |

  12. Find the area of the parallelogram whose diagonals are a = 3 hat i + h...

    Text Solution

    |

  13. Find |veca-vecb|, if two vectors veca and vecb are such that |veca|=2,...

    Text Solution

    |

  14. The length of the perpendicular drawn from the origin to 2x-3y+6z+21=0

    Text Solution

    |

  15. A line makes 90^@, 135^@, 45^@ with x, y and z axes respectively than ...

    Text Solution

    |

  16. The point does not lie in half plane x + 2y le 10 is

    Text Solution

    |

  17. If a four digit number is formed by using the digits 1,2,3 and 5 with ...

    Text Solution

    |

  18. If [[e^x,e^y],[e^y,e^x]] = [[1,1],[1,1]] then (x,y) =

    Text Solution

    |

  19. If A = [[2x,5],[6,3]] is singular then x^2 =

    Text Solution

    |

  20. d/dx{tan^-1((x+a)/(1-ax))} =

    Text Solution

    |

  21. Slope of normal to the line 2x-3y+4=0 is

    Text Solution

    |