Refer to the following information for the next two questions.

A projectile is thrown straight downwards at 6 m/sec from the top of a 30-meter balcony.

Refer to the following information for the next four questions.

A projectile is thrown straight upwards at 6 m/sec from the top of a 30-meter balcony.

Refer to the following information for the next four questions.

A projectile is thrown horizontally at 6 m/sec off the top of a 30-meter balcony.

Refer to the following information for the next four questions.

A projectile is released at 15 m/sec at an angle of 37º from the top of a 30 meter balcony.