To find the unit rate, we need to divide 6 by 51.
51/6 = 8.50
Kevin earns $8.50 per hour
Answer: 
Step-by-step explanation:
Given
A delivery service charge
for each delivery
and an additional
for each mile traveled
Suppose, x miles are covered
The charge is given by

Therefore, driver traveled 6 miles for delivery
Answer:
1.5051
Step-by-step explanation:
The answer is C.
Point G can be centroid because 12:6 equals 2:1
FG = 6
FC = 18
so
GC = 12
12:6 = 2:1