Please help!! markup and markdown word problems. 1. A man wants to buy a new winter coat and finds one he really likes, but it is too expensive at $139. So he decides to wait. After thanksgiving, the price of the coat is marked down 35%. How much would the coat cost after thanksgiving?

2. An item originally priced $55 is marked off 25% off. What is the sale price?

Need ! a certain ultraviolet ray has a frequency of 1 × 1016 hz, and a certain infrared ray has a frequency of 2 × 1012 hz. which of the following is true? a. the frequency of the ultraviolet ray is fifty thousand times the frequency of the infrared ray. b. the frequency of the infrared ray is fifty thousand times the frequency of the ultraviolet ray. c. the frequency of the ultraviolet ray is five thousand times the frequency of the infrared ray. d. the frequency of the infrared ray is five thousand times the frequency of the ultraviolet ray.