Greg had to pay a 12% service charge for ordering two football tickets over the phone. If the tickets cost $84 before the service charge, how many dollars in total did Greg pay for the tickets?

1. what is the measure of ∠abc? what is the measure of ∠abd?

Noor brought 21 sheets of stickers. she gave 1/3 of a sheet to each of the 45 students at recess. she wants to give teachers 1 1/2 sheets each.

Anew shopping mall is gaining in popularity. every day since it opened, the number of shoppers is 5% more than the number of shoppers the day before. the total number of shoppers over the first 10 days is 1258 how many shoppers were on the first day?