Answer:
Point (2, 20) does not lie on the given curve.
Step-by-step explanation:
Let us see explanation:

5 to the 7th power times 5 to the 6th power
Y=-x+5
-x+5=1/3x-3
-x+8=1/3x
8=4/3x
6=x
y=-6+5
y=-1
C.
Answer:
cent/km
Step-by-step explanation:
Given


Required
The fuel cost in 
This is calculated using:




Multiply by
to get the cost in cents
cent/km
cent/km
Answer:
times the numbers
Step-by-step explanation: