Question

find the number of ways in which the letters of the word Orion can be arranged so that 2 consonants do not come together

Answer 1

take factorial of 5 u will get 120

Answer 2

Answer:

solution :

1. first step find all arrangement
2. second step find the way for two consonants are together
3. diffrence upon 2 step is ans..

all arrangement = 5! / 2! = 60

consonants ( r,n ) are together = 2!×4!/2! = 24

not together = 60 - 24 = 36

plese like this correct ans..