A bank loaned out $17,000, part of it at the rate of 7% per year and the rest at 15% per year. If the interest received in one year totaled $2000, how much was loaned at
7%?
How much of the $17,000 did the bank loan out at 7%?
so

Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean

Place the following steps in order to complete the square and solve the quadratic equation,

Cuántos triángulos forman un diamante