Answer:
The rocket has a faster unit rate and is
much faster than the penny
Step-by-step explanation:
Find the unit rate of each object and the compare the results
step 1
Find the unit rate per hour of the rocket
To find the unit rate divide the total distance by the time
Let
d -----> the distance in km
t -----> the time in hours
we have


Find the unit rate

step 2
Find the unit rate per hour of the penny
To find the unit rate divide the total distance by the time
Let
d -----> the distance in km
t -----> the time in hours
we have


Find the unit rate

step 3
Compare the unit rates
The units rate of rocket is 
The unit rate of penny is 
Find the difference

therefore
The rocket has a faster unit rate and is
much faster than the penny
Answer: C- 12.73 Z- 2
Step-by-step explanation:
I'm thinking 75% because the increase from 4 to 7 is 2
The answer is C. Why? Because, they said the length is 10 feet longer. 260+10=270
so it's,
L=260 W=270
Answer: $876.89
Step-by-step explanation:
If you divide the total cost: 10, 522.68 by the number of computers, 12, you get how much each computer costs