1. Tony loaned Jessica $150 for a year. He charged her 5% simple interest for the loan. How much money did Jessica have to pay Tony back?
2. Brandi deposited $2500 in her bank account. Her account is earning 2 85% interest

These tables represent a quadratic function with a vertex at (0, -1). what is the average rate of change for the interval from x = 9 to x = 10?

What’s the range cuz i can’t find it?

According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.