Carmen suele ir a la biblioteca de su barrio cada 28 días, Rafael, cada 25, y Teresa, cada 22. El día 12 de septiembre se encontraron los tres amigos allí. ¿Qué día volverán a coincidir en la biblioteca?

The graph of a line gets what as the value of the slope gets bigger

Can someone pls ! pls answer all. no explanation needed..

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 =