a ball is thrown from an initial height of 3 meters with an initial upward velocity of 15 m/s. the ball's height h (in meters) after t seconds is given by the following. h=3+15t-5t^2

The gades foundation and hbm corporation are eager to donate generously to their favorite charities. the gades foundation donated $250 in the first month, and each month afterward their cumulative donation total increases by 100$ the hbm corporation donated $64, in the first month, and each month afterward their cumulative donation total increases by 75%. in which month will the hbm corporation's cumulative donation total first exceed the gades foundations' cumulative donation total?

What is the solution to the system of equations? (–2, –8) (–1, –5) (0, –2) (2, 4)

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie