Answer:

Step-by-step explanation:
It's an arithmetic sequence.

The difference is constant.
The explicit formula of an arihmetic sequence:

Substitute:

<em>use distributive property</em>

Answer:
32 minutes
Step-by-step explanation:
all you have to do is know that the unit rate is 4 so multiply 8 and 4 to get 32
Answer:
i think the answer is 56%
Step-by-step explanation:
<em><u>ANSWER</u></em>
My answer is in the photo above
The correct two-way frequency table for the date will look like this:
RAP ROCK COUNTRY TOTAL
Grades 9-10 40 30 55 125
Grades 11-12 60 25 35 120
TOTAL 100 55 90 245
The sum of the row total is equal to the sum of the column total
125 + 120 = 100 + 55 + 90
245 = 245