The point a is shown on the number line below.
The distance between A and the point b is 3 1/2 units.
which number could represent the point b?
![The point a is shown on the number line below The distance between A and the point b is 3 12 units which number could represent the point b class=](https://us-static.z-dn.net/files/d63/4326b8c02fcb63c87d00aa25c73cbe09.jpeg)