Question

Calculate the percent of change of the hamburgers price each decade, and use
your results to determine the average rate of change from 1960–2000.

1960 1970 1980 1990 2000

$0.15 $0.30 $0.50 $0.75 $0.89

Answer 1

well do it
like
1960 - 1970
100(.30-.15)/.15 = 100% (it doubled :)
1970 - 1980
100(.50-.30)/.30 = 67%
etc
then add them all up and divide by the number of them (4)

Answer 2

I don't understand.

Answer 3

percent increase

= 100(new price - old price)/( old price)

Answer 4

So what's the result of the average rate change?

Answer 5

Hey, do it !

Answer 6

i dont get what you all say....

Answer 7

100%
66.66%
50%
18.66%
58.83