Can anyone help me on this please. this is my maths homework

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second

You wanted to draw an enlargement of design that printed on a card that is 4 in by 5

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.