Answer:
C. Yes nicholas is right.
It depends on the problem really. One example is that you drive 10 miles in 2 hours. So you divide the distance over time to get 10/2 = 5. This means you drove 5 miles per hour (mph). The unit rate for this example is 5 mph.
Answer:
Expanded form - (0×1+9×1/10+1×1/100+5×1/1000) miles per minute.
For those unaware of what this means
This is part of the thousands of reviews for a seafood place in China. Don't believe me? Look it up!