For the sequence an = 3n - 5, what is the value of a30?

Step-by-step explanation:

The given sequence is

In order to find the value of , plug n = 30 in the given sequence

Now, simplify it to find the value of

Therefore, the value of is 85.

15%

step-by-step explanation:

use the table and count the number of guesses that has two correct answers.

the following are two correct answers

10010, 01100, 11000

a total of 3 numbers having 2 correct guesses out of 20 questions.

probability of getting 2 correct guesses = the number of questions getting 2 correct answers / total number of questions.

= 3/20

to convert it into percent multiply by 100, we get

= 3/20 * 100

= 15%

the answer is 15%

you.

i believe it's a.

i'm not sure on this one, most likely correct.