Bank card is charging 1.4% monthly interest on credit card charges. if you charged a $175 pair of running shoes on the card and did not pay it off this month, what would be the interest for the shoe charge?

Which expression is equivalent to 2x^2+2x-4/2x^2-4x+2

If $740 is invested at an interest rate of 11% per year and is compounded continuously, how much will the investment be worth in 7 years? use the continuous compound interest formula a = pert.

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”?