Three swimmers competeted in a 50 m freestyle race. a description of their swimming speeds is given. order ghe swimmers from first to third place.

Liam's parents are driving three times as fast as liam is biking, but they left later than he did. if his parents caught up with him two hours after he left, how much later than liam did they leave?

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.