On Friday, a bowling alley made $842.72 from lane rentals and $412.38 from the concession stand. On Saturday, their lane rentals were down by 1/8 but the concessions increased by 1/2 What is the total amount that the bowling alley earned in lane rentals and concessions on Friday and Saturday? A.$1,355.95 B.$1,580.10 C.$1,992.48 D.$2,611.05
lane rentals: 842.72 x (8/8-1/8) = 842.72 x 7/8 = 737.38
concessions: 412.38 x (1 + 1/2) = 412.38 x 1.5 = 618.57
Total: 737.38 + 618.57 = 1,355.95 Choice A.