15. in the summer olympics, 12 divers advance to the finals of the 3-meter springboard diving event. how many different ways can the divers finish 1st, 2nd, or 3rd?

Sally deposited money into a savings account paying 4% simple interest per year. the first year, she earn $75 in interest. how much interest will she earn during the following year?

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25

Astrid spent $36 on new shoes. this was $12 less than twice what she spent on a new skirt. part a: which equation would solve for how much she spent on the skirt? part b: solve the equation in the workspace provided below. how much did astrid spend on her skirt?