Farmer joe is planning to purchase a new hog farm. he anticipates making $20,000 the first year, $25,000 the second year and $30,000 the third year. the farm is currently listed for sale at $200,000. what is the simple rate-of-return on the original investment?

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )