Please answer all questions the pictures for each question are in order
1. The point R is halfway between the integers on the number line below and represents the number. (Use the hyphen for negative numbers and write the answer as a decimal, such as -6.4).
2. On which number line do the points represent negative 4 and 1 over 2 and +3?
3. On which number line are –6 and its opposite shown?
4. Which of the following describes the location of the opposite of the number that R represents on this line?
A. At a distance of 6 tick marks below 0
B. At a distance of 6 tick marks above 0
C. At a distance of 12 tick marks below 0
D. At a distance of 12 tick marks above 0