Home
Class 12
MATHS
9 different balls are to be arranged in ...

9 different balls are to be arranged in 4 different boxes number `B_1,B_2,B_3 and B_4` . If the probability that `B_3` has exactly three balls is `k(3/4)^9` then find k

A

`{x inR : | x-3|lt1}`

B

`{x in R : |x-2|le1}`

C

`{x in R: |x-1|lt1}`

D

`{x in R : |x-5|le1}`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • JEE MAINS 2021

    JEE MAINS PREVIOUS YEAR|Exercise MATHEMATICS (SECTION -B)|20 Videos

  • JEE MAINS 2021

    JEE MAINS PREVIOUS YEAR|Exercise MATHEMATICS|30 Videos

  • JEE MAINS 2020

    JEE MAINS PREVIOUS YEAR|Exercise MATHEMATICS|250 Videos

  • JEE MAINS 2022

    JEE MAINS PREVIOUS YEAR|Exercise MATHEMATICS (SECTION - B)|10 Videos

Similar Questions

Explore conceptually related problems

If 10 different balls are to be placed in 4 distinct boxes at random, then the parobability that two of these boxes contain exactly 2 and 3 balls is :

Suppose four balls labelled 1,2,3,4 are randomly placed in boxes B_(1),B_(2),B_(3),B_(4) .The probability that exactly one box is empty is

Six different balls are put in three different boxes,no box being empty.The probability of putting balls in the boxes in equal numbers is

JEE MAINS PREVIOUS YEAR-JEE MAINS 2021-Mathematics (Section A )
  1. 9 different balls are to be arranged in 4 different boxes number B1,B2...

    Text Solution

    |

  2. Consider the two statements : (S1) : (p to q) vv ( ~ q to p) is a ta...

    Text Solution

    |

  3. A circle C touches the line x = 2y at the point (2, 1) and intersects ...

    Text Solution

    |

  4. The locus of the mid-point of the chords of the hyperbola x^(2)-y^(2)=...

    Text Solution

    |

  5. The domain of the function cosec^(-1)((1+x)/x) is :

    Text Solution

    |

  6. A 10 inches long pencil AB with mid pointC and a small eraser P are pl...

    Text Solution

    |

  7. lim/(x to2)(sum^(9)/(n =1) x/(n(n +1) x^2 +2(2n +1)x + 4))

    Text Solution

    |

  8. Let P be the plane passing through the point (1, 2, 3) and the line of...

    Text Solution

    |

  9. If the value of the integral int0^5 (x + [x])/(e^(x - [x])) dx = alph...

    Text Solution

    |

  10. Let [t] denote the greatest integer less than or equal to t. Let f (...

    Text Solution

    |

  11. Let y(x) be the solution of the differential equation 2x^2dy + (e^y-2x...

    Text Solution

    |

  12. The value of 2 sin (pi/8) sin((2pi)/8) sin((3pi)/8) sin ((5pi)/8) s...

    Text Solution

    |

  13. The value of int(-pi/2)^(pi/2) ((1+sin^(2)x)/(1 +pi^(sinx))) dx is

    Text Solution

    |

  14. Let A = ({:(1,0,0),(0,1,1),(1,0,0):}). Then A^(2025) - A^(2020) is eq...

    Text Solution

    |

  15. A hall has a square floor of dimension 10m xx10 m (see the figure) and...

    Text Solution

    |

  16. The point P(- 2sqrt6, sqrt3) lies on the hyperbola (x^2)/(a^2) - (y^2)...

    Text Solution

    |

  17. The local maximum value of the function f(x)=(2/x)^(x^2),xgt0, is

    Text Solution

    |

  18. A fair die is tossed until six is obtained on it. Let X be the number ...

    Text Solution

    |

  19. If sum(r=1)^(50)tan^(-1)1/(2r^2)=p, then the value of tan p is:

    Text Solution

    |

  20. If (sqrt3 + i)^(100) = 2^(99) (p + iq) , then p and q are roots of the...

    Text Solution

    |

  21. Two fair dice are thrown. The numbers on them are taken as lamda and µ...

    Text Solution

    |