Ayuda porfavor doy corona

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?

What is the area of triangle abc if a = 8, b = 11, and c = 15?

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2