Logical Games - General Questions

Five students — A, B, C, D and E — stand in a queue. B is first. E is immediately behind A. C is last. D is not second.

Five books — Maths, Physics, Chemistry, Biology and English — are stacked one above another. Chemistry is directly above Maths. English is at the bottom. Biology is above Physics but below Maths.

Six floors of a building (1 at the bottom, 6 at the top) are occupied by P, Q, R, S, T and U, one each. Q lives on floor 1. T lives directly above R. S lives on the top floor. U lives below R but above Q. P lives on floor 5.