Your answer is $15.28.
I hope that this helps and have a nice day.
780 (or c)
I think this is correct because 4 x 5 = 20 x 5 = 100 and 100 x 5 = 500
500 + 280 = ????
780
-6×-6=36
f-34=36
34+36=70
f=70
The answer is 2,925
to get the answer: 26*112=2912 .5 equals half an hour so half the pages
so you add 2912 + 13= 2925