Hope is performing her juggling act using several balls. she throws the balls up at an initial height of 4 feet, with a speed of 12 feet per second. if hope doesn't catch one of the balls, about how long does it take the ball to hit the floor? hint: use h(t) = −16t2 + vt + s. a. 6.25 seconds b. 1.15 seconds c. 1.00 second d. 0.22 second