Match the statements with their values

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

Michael is training for a marathon. in his first week he plans to run 8miles. what path should he take

Atorch and a battery cost 2.50 altogether.the torch costs 1.50 more than the battery.what fraction of the total price is the torch? give your answer in its simplest form.