Markup= original cost x percentage markup

Selling price= original cost + markup

The manufacturing cost of a cell phone was $124. Sellers first marked up the cost by 20 percent . Sales were poor so sellers decreased the markup to 15 percent . Calculate the old and new selling prices .

A. Old price $170.00; new price $148.80

B. Old price $142.60; new price $148.80

C. Old price $148.80; new price $142.60

Beatrice decides she wants to babysit a few children at the same time to earn the money faster. she tells parents that if they allow her to babysit their children at her house, she will eliminate her automatic $5 tip and will give them an additional $5 discount. (a) write an equation showing the total cost for each client. identify all variables. (b) four parents bring their children to beatrice’s house at the same time for babysitting. beatrice wants to find out how many hours she must babysit the 4 children to earn exactly the $100 she needs in order to buy the present for her mother. write and solve an equation to find the number of hours. justify each step in the solution. (c) one parent decides not to drop off her child. the remaining 3 parents drop their children off at 9 a. m. two of the parents say they will be back at 1 p. m. the third parent says she will pick up her child at 2 p. m. at noon, beatrice realizes she needs feeding the 3 ch

Identify an equation in point slope form for the line perpendicular to y=3x+5 that passes through (4,-1)

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a