General Intelligence · Syllogism

In the following question, some statements are given followed by some conclusions based on them. Taking the given statements to be true even if they seem to be at variance from commonly known facts, read all the conclusions and decide which of them logically follow(s) from the given statements. Statements: I. All P are Q. II. All Q are R. III. Some S are R. Conclusions: I. Some R are S. II. Some Q are P. III. Some S are not Q.