(new - original)/original = mark up
(78.08-64)/64= mark up
14.08/64 =mark up
.22 = mark up
multiply by 100 to get to a percent
mark up = 22 percent
Answer:
d=-48
Step-by-step explanation:
d=-8x6=-48
12 if x_y
12= 3x4 (I'm sorry for this, I need points)
60 cm is the answer