Progression or not

Exercise and reference answers

Upper category

Is AP

Lower category

Not AP

Items

1. Category

   Is AP

   Item

   4,10,16

2. Category

   Is AP

   Item

   6,9,12

3. Category

   Is AP

   Item

   2,2,2

4. Category

   Is AP

   Item

   1,0,-1

5. Category

   Not AP

   Item

   1,1,2,3

6. Category

   Not AP

   Item

   2,4,8

7. Category

   Not AP

   Item

   1,4,9

8. Category

   Not AP

   Item

   -2,2,-2

Instructions

Send each list to the progression track or the other track.

Explanation