
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
The graph shows the total distance Anna drove from 6 a.m. to 2 p.m. How many miles per hour is the car's average speed for the period from 6 a.m. to 2 p.m.?

[asy]
unitsize(0.2inch);
draw((0,0)--(9.5,0));
draw((0,0)--(0,12.5));
draw((1,0)--(1,12.5));
draw((2,0)--(2,12.5));
draw((3,0)--(3,12.5));
draw((4,0)--(4,12.5));
draw((5,0)--(5,12.5));
draw((6,0)--(6,12.5));
draw((7,0)--(7,12.5));
draw((8,0)--(8,12.5));
draw((0,2)--(8.5,2));
draw((0,4)--(8.5,4));
draw((0,6)--(8.5,6));
draw((0,8)--(8.5,8));
draw((0,10)--(8.5,10));
draw((0,12)--(8.5,12));
draw((0,0)--(1,3)--(2,4)--(3,6)--(4,8)--(5,10)--(6,12)--(7,12)--(8,12));
dot((0,0));
dot((1,3));
dot((2,4));
dot((3,6));
dot((4,8));
dot((5,10));
dot((6,12));
dot((7,12));
dot((8,12));
label("6",(0,-0.5),S);
label("7",(1,-0.5),S);
label("8",(2,-0.5),S);
label("9",(3,-0.5),S);
label("10",(4,-0.5),S);
label("11",(5,-0.5),S);
label("12",(6,-0.5),S);
label("1",(7,-0.5),S);
label("2",(8,-0.5),S);
label("0",(-0.5,0),W);
label("40",(-0.5,2),W);
label("80",(-0.5,4),W);
label("120",(-0.5,6),W);
label("160",(-0.5,8),W);
label("200",(-0.5,10),W);
label("240",(-0.5,12),W);
label("Time of Day (a.m.)",(4,-2),S);
label("Total distance",(-0.5,13),N);
[/asy]

Present the answer in LaTex format: \boxed{Your answer}
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