Mrs. jackson bought 150 t-shirt for 1920 from a factory.
i) calculate the cost of one t-shirt
the t-shirt are sold at $19.99 each.
calculate
ii) the amount of money mrs jackson received after selling all of t-shirt.
iii) the total profit made
iv) the profit made as a percentage of the cost price, giving your answer correct to the nearest whole number.

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.