2 and 1/5
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3rd option
Answer:
Try A
Step-by-step explanation:
I did it myself, and the first one I did, which was A, all had the same slope, so I think it is A.
Answer: c= 14 * t
Explanation:
The first day:
280/20= 14
Second day:
490/35= 14
That is how it does not change from day to day, the average is 14 calories per minute,therefore, the equation would be:
c= 14 * t
Basically here all you want to do it substitute the values x=1 and x=2 for the given function. Use your slope formula 
.
Do same for x=3 and x=4
You next divide plug in values in to this expression:
Answer:
40%
Step-by-step explanation:
To the second part. Just took it on edg
