The total weight of all the students in Mrs. Jones’s math class is 2,808
lbs. The mean weight is 140 lbs., rounded to the nearest whole pound.
How many students are in the class?

Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?