Wastewater is filling barrels at the rate of 11 quarts per hour. the recycling facility picks up 120 full barrels on each trip, and each barrel holds 12 quarts of wastewater. how many days are between each pickup? show work to receive full credit.

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =

Fa bus driver leaves her first stop by 7: 00 a.m., her route will take less than 37 minutes. if she leaves after 7: 00 a.m., she estimates that the same route will take no less than 42 minutes. which inequality represents the time it takes to drive the route, r?

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.