seven managers and eight sales representatives volunteer to attend a trade show, their company can afford to send five people, in how many ways could they by selected
if there must be at least one manager and one sales representative chosen?
seven managers and eight sales representatives volunteer to attend a trade show, their company can afford to send five people, in how many ways could they by selected if there must be at least one manager and one sales representative chosen?
Now please reply, explaning why that is the correct answer.