DS in sync . . A scientist has 15 barrels of gasoline with 8% ethanol content. How much pure ethanol ( 100% ethanol) needs to be added to the 15 barrels to create a gasoline mixture with 10% ethanol content? Question 6 Question 7 The correct amount of pure ethanol to be added is​

Which is a graph of a proportional relationship?

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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.