Joan and her brother justin left a hotel at the same time, driving in opposite direction at constant rates. after traveling for 4 hours, they were 480 miles apart. if justin drove 10 miles per hour faster than joan, how fast did joan drive.

How many square feet of out door carpet will we need for this hole? 8ft 3ft 12ft 4ft

The spring the owner of a sporting good store decreases the price of winter gloves from $10 to $8 each increases the price of swimming goggles from $8 to $10 without doing the math you think the percent decrease in the price of the gloves the same as the percent increase of the goggles explain why or why not

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2