The floor plan above is drawn on a grid of 1 inch squares. a brick layer has pavement stones that are 1 foot long and 1 foot wide.
scale=1 inch=3 feet
pls show work and zoom in on picture to see other questions.

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.