Please help!!

Which equation generates the values in the table?

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 =

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x

There were 25 students who answered to a survey about sports. four-fifths of them like football. how many students like football?