Question

On your own: A blue whale has a length of 28,578 millimeters. What is the length of a blue whale in kilometers? Show your work below by writing the conversion factors you use to solve this question.

28,578 mm • ____________ • ____________ = 0.028578

Answer 1

You must know conversions
1mm=0.001m
1m=0.001km

Answer 2

what dude said, & also
your format should be:\[\frac{28,578\text{ nm}}{1}\cdot\frac{\text{?? m}}{\text{?? mm}}\cdot\frac{\text{?? km}}{\text{?? m}}\]
Note that you can cross cancel some of the units...

Answer 3

*sorry; there is no "nm" ... that is "mm" but it's a typo

Answer 4

Its nm :)


;o