Which one is the largest and which one is the smallest

I think the easiest way to approach this at first if you don't really work with scientific notation a lot is to convert first

so the options would look like this

A 5/.01

B 6.0/1000

C 2.4/1000000

D .31

largest to smallest A, D, B, C

answer by yourhope:

how do models compare to real-world objects?

d. most models represent a real-world object in a simpler way.

: )