HELP DESPERATE 50 POINTS AND BRAINLIEST!!!!!

Answer:
6 Passwords
Step-by-step explanation:
718, 781, 817, 871, 178, 187
(Hope this helped! Please comment any questions) :)
Answer:
The idiot that sent the link just got taken down so I'll just answer with my comment.
Step-by-step explanation:
"I believe it is 6"