Who presides over the house of representatives and is the leader of the majority party

The Speaker of the House presides over the House of Representatives and is the leader of the major political party. The Speaker is also next in line after the Vice President to become President if both the existing President and Vice President are killed or cannot continue in office.

we can solve this via the kinematic equation:

where the vertical velocity is zero and so:

since the height of the building is 29.3 meters then:

the ball was in motion for approximately 2.45 seconds