What is the average age of all of the members of the club called "Bootup Baltimore"?
select avg ( t3.age ) from club as t1 join member_of_club as t2 on t1.clubid = t2.clubid join student as t3 on t2.stuid = t3.stuid where t1.clubname = "Bootup Baltimore"
How many people with sex "M" and sex "F" are in that club?
select count ( * ) from club as t1 join member_of_club as t2 on t1.clubid = t2.clubid join student as t3 on t2.stuid = t3.stuid where t1.clubname = "Bootup Baltimore"
Who is the president of that club?
select t3.fname, t3.lname from club as t1 join member_of_club as t2 on t1.clubid = t2.clubid join student as t3 on t2.stuid = t3.stuid where t1.clubname = "Bootup Baltimore" and t2.position = "President"