math, please help!
posted by Ernie .
The table lists how poverty level income cutoffs(in dollars) for a family of four have changed over time. Use the midpoint formula to approximate the poverty level cutoff in 1987 to the nearest dollar. the poverty level cutoff in 1987 was _____ dollars. ( round to the nearest dollar as needed. year income (in dollars) 1970 3073 1980 8558 1990 13807 2000 17864 2004 19196