Denise sells pizza for $0.89 a slice. Each slice of her pepperoni pizza is 1/8 of pizza. Each slice of her mushroom pizza is 1/10 of a pizza. Today she sold all of the slices of 7 pepperoni pizzas and 6 mushroom pizzas. How much money did she make?

103.24 dollars

so first you find how many slices he sold

for mushroom he sold 6 pizzasz so that is 60 slices

next we need to find how many slices for perpronice so then 7*8 because 7 pizas and 8 slices that is 56

then 56+60 is 110

then you do 116*.89 and equalls 103.24