Answer:
A) 1/5
Step-by-step explanation:
Points on the graph: (10, 2) and (20, 4)
Slope:
m=(y2-y1)/(x2-x1)
m=(4-2)/(20-10)
m= 2/10
m = 1/5
It has been a while since I had done these, but I believe you need to multiply all the measurements together
There's nothing answered in that.
Answer: it is 12 hours
Step-by-step explanation: hope it helps