Which answers are geometric sequences? There is more than one correct answer. Select all that apply.
{108, 36, 12, 4, ...}
{2.5, 4,5.5, 7, ...}
{0, 10, 20, 30,...}
O{-13, -6, 1,8,...}
{1,-1,1,-1,1,...}
{2, -10,50, -250, ...}

What is the length of the unknown leg in the right triangle ?

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.

Clarence wants to buy a new car. he finds an ad for a car that costs 27,200 dollars. suppose his local sales tax is 7%. -how much would he have to pay? -what is the cost of the car including tax? -if clarence has 29,864 saved, can he pay cash to buy the car?