Chapter 8, Lesson 5


8-5.A estimate with percents
Which represents the best estimate for the sale price of an item after an 18% discount off the original price of $179.95?
(a)
$36 (b) $144
(c) $162 (d) $180

8-5.B use the percentage formula to find a rate
Write and solve an equation that can be used to find the rate of commission if the amount of the commission on $250,000 was $15,000.

8-5.C write a percent proportion to find a rate
Write and solve a proportion that can be used to find the rate of discount if the amount of the discount on $320 was $38.40.