Five people - P, Q, R, S, and T - are wearing different colored shirts: Red, Blue, Green, Yellow, and Black. P does not wear Red or Blue. Q wears Green. R wears Black. S does not wear Yellow. What color shirt does T wear?
Five students - A, B, C, D, and E - scored different marks in an exam. A scored more than B but less than C. D scored less than E but more than A. Who scored the highest?