Aspaghetti dinner fundraiser served 500 people and charged $7 for adults and $4.50 for children. use x to represent the number of adults served and write and expression to show how much money was raised. then simplify the expression.

Officer brimberry wrote 24 tickets for traffic violations last week, but only 9 tickets this week. what is the percent decrease? give your answer to the nearest tenth of a percent.

225/100 of last years cost. write each fraction as a decimal and as a percent

Asif spent $745.10 on 13 new file cabinets for his office. small file cabinets cost $43.50 and large file cabinets cost $65.95. write and solve a system of equations to find the number of small cabinets and large cabinets he purchased. determine if each statement is true or false. 1. he purchased 5 small cabinets. true or false 2. he purchased 7 large cabinets. true or false 3. he spent $527.60 on large cabinets. true or false