A customer has a credit card that charges 18% simple interest every year. How much interest will the customer save by paying off a credit card debt of 5,00 at the end of i year instead of at the end of 3 years

Tickets to a science exposition cost $5.75 each for studentd and $7.00 for adults.how many students and adults went if the ticket charge was $42.75

Find the area of the region between a regular hexagon with sides of 6" and its inscribed circle.

While on a train trip, marsha noticed that there were 35 people in her train car. after the next stop, there were only 21 people in her car. if p represents the percent decrease in the number of people in marsha's train car, what is p?