ANYBODY WANNA DATE? KINDA LONELY

Hurry which expression is equivalent to 3√x^5y?

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?

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top