Simplify and show work 5 1/3+(-3 9/18)

How do i work this problem out using the equation a=pe^rt

Which expression gives the area of the triangle shown below

The number of calories you burn depends on your weight. a 110-pound person burns 163 calories during 30 minutes of tennis. find the number of calories that a 190-pound person would burn during the same activity, assuming they burn calories at the same rate.