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A 15511 kg helicopter moves upward with a constant acceleration from rat to height of 400m. The spinning blades create an upward thrust if 306829N

A 15511 kg helicopter moves upward with a constant acceleration from rat to height of 400m. The spinning blades create an upward thrust if 306829N that lifts the helicopter into the air. how fast is the helicopter moving as it reaches a height of 400m?

answers below A- v=97.21 B- v=93.74 C- v=88.46 D- v=85.64 E-none is correct

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