QUESTION 13 From a group of 7 people, in how many ways can we choose a chairperson, vice-chairperson, treasurer, and a secretary, assuming one
person cannot hold more than one position?
35
280
960
840

Aflagpole broke in a storm. 77 7 meters are still sticking straight out of the ground, where it snapped, but the remaining piece has hinged over and touches the ground at a point 2424 24 meters away horizontally