During a Cold front in Dumas, TX, the daily low temperatures for a week were recorded in a table. To find the average of the temperatures, find the sum of the temperatures for all of the days, then divide by the total number of days in the week. What was the average low temperature for the week?

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 =