marco va a la librería por lápices y borradores cada lápiz cuesta 1200$ y cada borrador 750$ si compro quince artículos y gasto 1500$ cuántos lapizez y cuántos borradores compro​

You receive 15% of the profit from a car wash how much money do you receive from a profit of 300

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.

Can someone, me with this.i really need with this