Family income in the US has steadily increased for many years primarily due to inflation. In 1970, the median income was about $10,000 per year. In 1999, the median income was about $49,000 per year.

Find the average rate of change of the median family income to the nearest dollar over that period of time.

Question

Family income in the US has steadily increased for many years primarily due to inflation. In 1970, the median income was about $10,000 per year. In 1999, the median income was about $49,000 per year. 

Find the average rate of change of the median family income to the nearest dollar over that period of time.

undeadknight26 · Answer

so 29 years right?

undeadknight26 · Answer

im not sure BUT 49000/29 =1689.66?

undeadknight26 · Answer

so the average amount of salary increase per year was 1689.66.

anonymous · Answer

Thank you so much! @undeadknight36