Answer:
Option A
Step-by-step explanation:
Slope of a line passing through two points
and
is given by,
Slope = 
Line shown in the graph is passing through two points (2, 8000) and (4, 7000).
Therefore, slope of the given line = 
= -500 feet per mile
Which means, altitude decreases by 500 ft every mile.
(Negative sign represents the decrease)
Option A is the correct option.
Answer:
Last option
Step-by-step explanation:
Answer:
the answer is c.768
Step-by-step explanation: