How many members of club 'Bootup Baltimore' are younger than 18?
CREATE TABLE club (
    clubid VARCHAR,
    clubname VARCHAR
)

CREATE TABLE member_of_club (
    clubid VARCHAR,
    stuid VARCHAR
)

CREATE TABLE student (
    stuid VARCHAR,
    age VARCHAR
)
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" AND t3.age < 18
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: How many members of club 'Bootup Baltimore' are younger than 18? ### Input: CREATE TABLE club (
    clubid VARCHAR,
    clubname VARCHAR
)

CREATE TABLE member_of_club (
    clubid VARCHAR,
    stuid VARCHAR
)

CREATE TABLE student (
    stuid VARCHAR,
    age VARCHAR
) ### Response: 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" AND t3.age < 18