The cost for a certain music plan is 9.99 per year plus $.025 per song you download if you paid $113.74 one year find the number of songs downloaded

Samantha swam upstream for some distance in one hour. she then swam downstream the same river for the same distance in only 12 minutes. if the river flows at 4 mph, how fast can samantha swim in still water?

Asalesperson earns $320 per week plus 8% of her weekly sales. the expression representing her earnings is 320 + 0.08x. which of the following describes the sales necessary for the salesperson to earn at least $1000 in the one week?

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?