if my medical expenses are $25,000 per year for 30 years with inflation at 3percent how much would I have to invest at 5 percent to cover expenses and have $0 at the end of 30 years.

Can someone pls ! pls answer all. no explanation needed..

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

80 points suppose marcy made 45 posts online. if 23 of them contained an image, what percent of her posts had images? round your answer to the nearest whole percent. 54 percent 51 percent 49 percent 48 percent