The owner of a small store buys a coat for $40.00 each. Part B The owner increases the sale price by the same percent that you found in a part A when he buys jackets for $25 and sells them. How many jackets must the owner buy for total jacket sales to be at least $260?

Anew obstacle course is home to several new types of challenging obstacles. one such obstacle is traversing a 15-stair staircase. to make it more challenging, the stairs are not uniformly spaced. rather, the vertical space between consecutive stairs for the first 10 stairs is 113 feet and the vertical space for the last 5 stairs is 134 feet. what is the total vertical distance traveled ascending and descending the entire 15-stair staircase?