Which is bigger 0.05 or 50 %

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

Aplane flies around trip to philadelphia it flies to philadelphia at 220 miles per hour and back home with a tailwind at 280 miles per hour if the total trip takes 6.5 hours how many miles does the plane fly round trip

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2