If my medical expenses are $30.000 per year for 30 years how much would I have to put in an interest bearing account now to end with 0$. Interest rate is 5% & inflation is 2% per year.

Samantha is growing a garden in her back yard. she spend $90 setting up the garden bed and buying the proper garden supplies. in addition, each seed she plants cost $0.25. a. write the function f(x) that represents samantha's total cost on her garden. b. explain what x represents. c. explain what f(x) represents. d. if samantha plants 55 seeds, how much did she spend in total?

The holiday party will cost $160 if 8 people attend.if there are 40 people who attend the party, how much will the holiday party cost

Extra points! find the missing dimension! need asap