What is the result of..
4! / (4!4!)

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?

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.

Bernice paid $162 in interest on a loan of $1800 borrowed at 6%. how long did it take her to pay the loan off?