Question

The interval for this number line is ______. 9,13,17,21,25,29

Answer 1

Answer:4


Explanation try to figure out how far apart the numbers are from eachother. Like 17-13 subtract the numbers find the difference and there goes your answer.

Answer 2

4

Explanation:

Keep subtracting the following number from the previous in the line to see the repetition for the interval pattern.