Class 11MathematicsPermutation and CombinationDefinition of permutation, Number of permutations with or without repetition, Conditional permutations
EasyEvaluate $8!$.
- A$40320$
- B$5040$
- C$720$
- D$80640$
Explore More
Similar Questions
The number of natural numbers less than $1000$,in which no two digits are repeated,is:
DifficultAP EAMCET 2006
View SolutionThe number of different $9$-digit numbers that can be formed by rearranging the digits of the number $445577888$ such that the odd digits occupy even positions is:
The number of ways in which the letters of the word $MACHINE$ can be arranged such that the vowels may occupy only odd positions is:
While dialing a telephone number,an old man forgets the last two digits,remembering only that these are different. If he dials the last two digits at random,what is the probability that the number is dialed correctly?
Easy
View SolutionThe number of ways in which $5$ boys and $3$ girls can be seated in a row so that each girl is between two boys.
Easy
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo