A rectangular floor of area 28.8 m2 is going to be tiled. Each tile is rectangular, and has an area of 384 cm2. An exact number of tiles can be put into the space. How many tiles will be needed?

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?