Which term is a word for an initial amount of money that is borrowed or invested? time
principal
interest
interest rate

What percent of the circle below is shaded?

Do,h = (7, 9) (14, 18) the scale factor is

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?