HELP !!!!!! The table shows the billions of dollars spent on food and drink in U.S. restaurants for the years shown. Find the rate of change for 1980 to 1990. Write your answer as a decimal with no units no spaces.

Question

HELP !!!!!! The table shows the billions of dollars spent on food and drink in U.S. restaurants for the years shown. Find the rate of change for 1980 to 1990.  Write your answer as a decimal with no units no spaces.

anonymous · Answer

x(Year)        y ($ in billions)
1980              120
1985               165 
1990               239
1995                290
2000                376