The annual consumption of beef per person is on the decline. it was 80 pounds per person per year in 1985 and about 67 pounds per person per year in 1996. assuming consumption is decreasing according to the exponential-decay model, in what year (theoretically) will the yearly consumption of beef be 20 pounds per person.

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? \ 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2x

The stem-and-leaf plot shows the heights in centimeters of teddy bear sunflowers grown in two different types of soil. soil a soil b 5 9 5 2 1 1 6 3 9 5 1 0 7 0 2 3 6 7 8 2 1 8 3 0 9 key: 9|6 means 69 key: 5|8 means 58 calculate the mean of each data set. calculate the mean absolute deviation (mad) of each data set. which set is more variable? how do you know?