Answered

The dial of a combination lock has all 26 letters of the alphabet on it. A combination is formed by dialing 3 different letters in a particular order. If the owner of the lock forgets the combination, how many trials may be needed to open the lock?


a)17576

b)15600

c)78

Verified Answer :

apologiabiology

3 differnent letters
once you use one, ou can't use again
slot method
26 options for 1st slot
25 options for 2nd ( 1 went to firstt slot)
24 otpoins for 3rd

mulipl together

262524=15600 options

B is answer

firkuqui000

Answer:

b

Step-by-step explanation:

Related Questions