The Height of a Projectile Fired Vertically Upward Is Given $y=f(t)=680 t-16 t 2$

Multiple Choice

The height of a projectile fired vertically upward is given by $y=f(t) =680 t-16 t 2$ (initial velocity is $680 \mathrm{ft} / \mathrm{s})$ . Find the maximum height in $\mathrm{ft}$ .

A) 3631
B) 7225
C) 7054
D) 3527