Cynthia invests some money in a bank which pays 5% compound interest per year. she wants it to be worth over £8000 at the end of 3 years. what is the smallest amount , to the nearest pound , she can invest?

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

Nine more than four times a number is the same as one less than twice the number. find the number?

There is an entrance to the computer room at point e which lies on ab and is 5 feet from point a. plot point e on the coordinate plane. find the distance from the entrance at point e to the printer at point e