General Intelligence · Syllogism

Given below are some statements and conclusions. Assuming the statements to be true even if they vary from commonly known facts, decide which of the given conclusions logically follow(s) from the statements. Statements: 1. All chairs are tables. 2. No table is a book. 3. All tables are stones. Conclusions: I. No chair is a book. II. No stone is a book. III. Some stones are books. IV. All tables are chairs.