Answer:
The second graph
Step-by-step explanation:
If the population halves every 10 years, the population at year 10 would be half as mush as year 0, and year 20 would have half as much as year 20, and so on, graph 2 is the only one with a decreasing slope.
Subtract 20 from 40 then divide by 10
C=2
Answer:
He has 4 10/12 wire left
Step-by-step explanation:
