which number line best represent going down 2 floors on each of 3 elevator trips?
![which number line best represent going down 2 floors on each of 3 elevator trips class=](https://us-static.z-dn.net/files/dfd/607f3cc645e7edb237e3bbe111794b7b.jpg)
Answer:
D
Step-by-step explanation:
It can not be A or B, because they are going up.
it can not be A or C, because these show two trips of three floors.
The answer, by process of elimination, is D.