A Toy Rocket Is Launched Vertically from Ground Level (Y

Multiple Choice

A toy rocket is launched vertically from ground level (y = 0 m) ,at time t = 0.0 s.The rocket engine provides constant upward acceleration during the burn phase.At the instant of engine burnout,the rocket has risen to 49 m and acquired a velocity of 60 m/s.The rocket continues to rise in unpowered flight,reaches maximum height,and falls back to the ground.The maximum height reached by the rocket is closest to:

A) 233 m
B) 221 m
C) 209 m
D) 244 m
E) 256 m