If you were asked to convert 75 m/s to km/hr, which conversation factors would you need to use. select all that apply.

a. 1 km/ 1000 m
b. 60 min/ 1 hour
c. 60 s/ 1 min
d. 1000 m/ 1 km
e. 1 hour/ 60 min

You need to use A, B, and C.

Step-by-step explanation:

Let's treat the units as variables. I'll illustrate why in a moment.

Now, as you can see, we have a giant mess of units to deal with. This is where we can treat the units like separate variables and use a bit of algebra to make our lives easier:

So, backtracking through that entire mess, we had to use .

These correspond to the options of A, C, and B accordingly.

So you need to use A, B, and C.

it's