Brianna buys 3 packs of balloons for an party. each packs has 60 balloons. how many balloons does Brianna has

Which of those sequences is a geometric sequence

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation

Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?