A$98 power inverter is on sale for $78.40. what is the percent of the discount?
a.20%
b.25%
c.30%
d.35%
e.40%
f.45%
choose all that apply

Allie answered 72% of the questions on her math test correctly. if she answered 18 questions correctly, how many questions were on the test?

Which graph represents the parent function of y=(x+2)(x-2)

Plz hurry finals a paper cup in the shape of an inverted cone is 8 inches tall and has a radius of 1.5 inches. how much water can the cup hold? use 3.14 for pi. round the answer to the nearest tenth. a) 12.6 cubic in. b) 18.8 cubic in. c) 37.7 cubic in. d) 56.5 cubic in.