Jose and a group of friends bought concert tickets for $257. the booking agency also charged a fee, bringing the total cost to $274.99. the amount of change is $17.99. what is the percent increase in the cost due to the fee? 6% 7% 8% 9%

Average salary for a medical assistant is $31,220 which is a 20% income tax bracket how much money would they pay in income tax?

What is [tex] {7}^{98 + \sqrt{4} } - 3 \times (64 \div 2 + 4 - 36) \times a = a + 36[/tex]?

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?