A headmistress will form passwords by changing the letters of the word "LEYLA". What is the possibility that the password is "LAYLE"?

Question

campbell_st · Answer

how many ways can you use the 5 letters 

|dw:1445626042834:dw|

campbell_st · Answer

so how many letters can take the 1st postition...?

anonymous · Answer

1

campbell_st · Answer

no, perhaps I should ask, how may letters can you choose from for the 1st letter in the password..?

anonymous · Answer

4?

anonymous · Answer

i really have troubles in such questions :(

campbell_st · Answer

no, the password contains 5 letters, so anyone of the 5 letters can be in the 1st position. |dw:1445626293238:dw|

now if you use 1 of the 5 letters in the 1st position, how many letters can fill the 2nd position in the password. 

Drawing diagrams always helps in these questions

anonymous · Answer

it goes like 4, 3, 2, 1 am i right?

campbell_st · Answer

that's correct |dw:1445626448088:dw|