Answer:
I think the answer is (origin)
Answer:
684
Step-by-step explanation:
57 times 12
12 weeks times 57 pages= 684 pages in 12 weeks
A unit rate simply means how many of one type of units you get per 1 other type of unit.
Examples of that:

This is rate of fluid flow of some pump for example. It pumps 300 liters every second.
Other example:

This is example for speed. Somebody is moving at 50 kilometers per hour (every hour he travels 50 kilometers)
Answer:
f(0) = 3
.....
.................................
Answer:
1
Step-by-step explanation:
Multiplying 1 · 1 = 1