Question

Look at this picture

Answer 1

5

Explanation:

They are asking you to find the mean / average.

Add all the numbers together, and divide by the amount of numbers there are.

-30 + -15 + 55 + 40 + -20 + -45 + -10 + 65

= 40

40 ÷ 8 = 5

Answer 2

Check the picture below.