the answer is 4.6 or 4.60
Answer:
C = 3n+8
Step-by-step explanation:
you multiply $3 times the number of students and then add $8 for the advisor to get the total cost.
(1) The train travels 4 miles per gallon.
(2) The slope of the graph is 
Explanation:
(1) The miles that train travels per gallon is given by

Dividing, we have,

Thus, the train travels 4 miles per gallon.
(2) To determine the slope, let us consider two points from the graph.
The coordinates are
and 
Thus, substituting the coordinates in the slope formula, we get,

Simplifying, we have,

Thus, the slope of the graph is 
Answer:
C) Hot surface
Step-by-step explanation:
A hot surface cannot cause a fire or explosion..
Answer:
#4) is 1/4 or 25%
#5) is A 1/3 or 30%(B) 2/3 or 60%
#6) 1/3 or 30%
Step-by-step explanation:
Im not for sure though on the last 2