At the beginning of April, a colony of ants has a population of 5,000. A. The colony decreases by during April. Write an expression for the ant population at the end of April.
B. During May, the colony decreases again by of its size. Write an expression for the ant population at the end
of May.
C. The colony continues to decrease by
6 months.
of its size each month. Write an expression for the ant population after

Aretha wanted to gather data about the cost of local bowling leagues in her area. she plotted the data and determined that the average bowling league costs consist of a one-time registration fee and a monthly fee modeled by the equation y = 15x + 20. identify and interpret the y-intercept in this model. the y-intercept is 20. this is the cost per month. the y-intercept is 20. this is the cost of registration. the y-intercept is 15. this is the cost of registration. the y-intercept is 15. this is the cost per month.