there are four seat in a cinema hall. in how many ways can four people sit in a cinema hall if only two of them can sit in the front row​

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?