1. 30% of 570 2. 3.5% of 1800 3. what % of 800 is 120? 4. $94.50 is 30% of what?

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?

Asail is in the form of a right triangle that is 3 times as high as it is wide. the sail is made from 6 square meters of material. what is the height?

Find the measure of vu. enter the answer as a number.