Freight train is carrying goods across the country. The number of gallons of fuel it has used varies directly with the distance it has traveled. See the graph elow.
1
450 -
400
350
300
250
Number
of gallons
used
200
150
100
50
0
50 100 150 200 250 300 350 400 450
Distance traveled (miles)
(a) How many gallons does the train use per mile?
DO
gallon(s)
Х
$
?
(b) What is the slope of the graph?

answer:  

step-by-step explanation:

odd numbers are only divisible by 1 and itself.

even numbers are divisible by more than 1 and itself.

for example 6 is even because it is divisible by more than 1 and its self. 1 x 6= 6 ; 2 x 3= 6

and 7 is odd because only 7 x 1 equals seveb

d is the only accurate one

step-by-step explanation:

step-by-step explanation:

because it just is

1/2(2*4)=6 $$- agahajakanajak