
We could stop here and have answered the question.

Answer: 
The answer is 110 because 40+30=70 and when you add 110 you get 180 so that is the answer
I’m pretty sure I did my math right, hope this helps.
Answer:
1.860 to 4sf
Step-by-step explanation:
Answer:
c. In 2 seconds, the commuter train travels 120 feet.
Step-by-step explanation:
Given
The attached graph
Required
What does x-coordinate of 2 represents
Represent this coordinate with (x,y)
From the graph:
when 
Note that:
x = time and y = distance
So:

Which means:
At 2 seconds, the train has travelled a distance of 120ft
<em>From the list of options, (c) is correct</em>