Home
Class 12
MATHS
If number of 5 digit numbers which can b...

If number of 5 digit numbers which can be formed without repeating any digit while tenth place of all of the numbers must be 2 is 336 k find value of k

A

`7`

B

`8`

C

`6`

D

`4`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • JEE MAIN

    JEE MAINS PREVIOUS YEAR ENGLISH|Exercise MATH|21 Videos
  • JEE MAIN

    JEE MAINS PREVIOUS YEAR ENGLISH|Exercise MATH|21 Videos
  • INVERSE TRIGONOMETRIC FUNCTIONS

    JEE MAINS PREVIOUS YEAR ENGLISH|Exercise All Questions|2 Videos
  • JEE MAINS

    JEE MAINS PREVIOUS YEAR ENGLISH|Exercise All Questions|445 Videos

Similar Questions

Explore conceptually related problems

Number of 5-digit numbers can be formed using the digits 2,4,7,9,0 if no digit is repeated :

Find the sum of all the four digit numbers which can be formed with the digits 0,1,2 and 3.

The number of 5 digit numbers having atleast one of their digit repeated is

Number of 6 digit numbers that can be formed using digit 2 two times and the digit 5 four times is

Find the sum of all those 4 digits numbers which can be formed with the digits 1,2,3,4.

How many three digit numbers can be formed without using the digits 0,2,3,4,5 and 6?

How many different 3-digit numbers can be formed by using the digits 0, 2, 5 without repeating any digit in the number?

How many 3 digit numbers can be formed by using the digits 1 to 9 if no digit is repeated

How many 3-digit numbers can be formed by using the digits 1 to 9 if no digit is repeated?

How many 3-digit numbers can be formed by using the digits 1 to 9 if no digit is repeated?

JEE MAINS PREVIOUS YEAR ENGLISH-JEE MAIN-MATHEMATICS
  1. F(x) = {( (sin(a+2)x + sin x)/x , x lt 0), (b , x = 0), (((x + 3x^2 )^...

    Text Solution

    |

  2. If A=[[1,1,2],[1,3,4],[1,-1,3]], B=adj(A) and C=3A then (|adj(B)|)/(|C...

    Text Solution

    |

  3. If number of 5 digit numbers which can be formed without repeating any...

    Text Solution

    |

  4. If plane x + 4y - 2z = 1, x + 7y – 5z = beta, x + 5y + alphaz = 5 in...

    Text Solution

    |

  5. about to only mathematics

    Text Solution

    |

  6. If | (z - i)/(z + 2i)| = 1, |z| = 5/2 then the value of |z + 3i|

    Text Solution

    |

  7. Let the observations xi(1 le I le 10) satisfy the equations, Sigma(i=...

    Text Solution

    |

  8. If f'(x) = tan^(-1)(Sec x + tan x), x in (-pi/2 , pi/2) and f(0) = 0 t...

    Text Solution

    |

  9. If e1 and e2 are eccentricities of x^2 /18 + y^2 /4 = 1 and x^2 /9 - ...

    Text Solution

    |

  10. Find number of real roots of equation e^(4x) + e^(3x) - 4e^(2x) + e^(x...

    Text Solution

    |

  11. If f(x) = a + bx + cx^2 where a, b, c in R then into ^1 f(x)dx

    Text Solution

    |

  12. If vec P = (a+1) hati + a hatj + a hatk vec Q = a hati + (a+1) hatj...

    Text Solution

    |

  13. Find the coefficient of x^4 in (1 + x + x^2)^10

    Text Solution

    |

  14. Find the number of solution of log(1/2) |sinx| = 2 - log(1/2) |cosx|, ...

    Text Solution

    |

  15. If for x ge 0, y = (x) is the solution of the differential equation, ...

    Text Solution

    |

  16. The projection of the line segment joining the points (1, -1, 3) and (...

    Text Solution

    |

  17. If 7x + 6y - 2z = 0, 3x + 4y + 2z = 0, x - 2y - 6z = 0 then which opti...

    Text Solution

    |

  18. if f(x) and g(x) are continuous functions, fog is identity function, g...

    Text Solution

    |

  19. Let x = 2sintheta - sin2theta and y = 2costheta - cos2theta find (d^2...

    Text Solution

    |

  20. If (dx)/dy = (xy)/(x^2 + y^2), y(1) = 1 and y(x) = e then x =

    Text Solution

    |