A salesperson at a jewelry store earns 7% commission each week last week jarrod sold 750$ worth of jewelry how much did he make in commission how much did the jewelry store make from his sales

What is the common difference in the following arithmetic sequence 7,3,-1,-5

The difference between tax advoidance and tax evasion

During a bike challenge riders have to collect various colored ribbons each 1/2 mile they collect a red ribbon each eighth mile they collect a green ribbon and each quarter mile they collect a blue ribbion wich colors of ribion will be collected at the 3/4 markrer