Ms. Mark records the number of words each typist can type in one minute. How many more words could the fasted type in 30 minutes than the slowest typist use place value

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?