Mia wants to buy a $45 sweater at Macy’s. The store is having a 25% off sale and sales tax is 8% of the discounted price. How much will Mia have to pay for the sweater?

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?