Which triangles are similar to the change in ABC? C. Both D. Neither

What is the range for 31,39,29,34,37,24,36,33,34,28

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?

Pls never taught i’m really confused and i rlly need