A password is required to be 12 to 16 characters in length. Characters can be digits (0-9), upper or lower-case letters (A-Z, a-
z) or special characters. There are 10 permitted special characters. There is an additional rule that not all characters can be letters (i.e. there has to be at least one digit or one special character.) How many permitted passwords are there? Give your answer in un-evaluated/un-simpli ed form and explain it fully.
1 answer:
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Answer:
If the model is 3 inches tall, the model bookcase should be <em>2 inches</em> wide.
Step-by-step explanation:
When using similar figures, set up a proportion of the model measurements to the actual measurements:
Then cross multiply and solve for x:
If this helped, a brainliest would be greatly appreciated!