The graph shows the height of a hiker above sea level. the hiker walks at a constant speed for the entire trip. what are the variables? describe how the variables are related at various points on the graph.

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

Formulate alisha has a number in mind. if she adds three to her number the result is less than five. use this information to write and solve an inequality about alisha's number. then graph the solution set.

Which of the following parabolas opens up?