Related Questions

Which of the following expressions defines the Baume gravity scale for liquids lighter than water?
Which of the following gravity scales is used exclusively for liquids heavier than water?
L is older than M and taller than N. O is younger than P, older than N and shorter than Q. R is older than S, younger than N, shorter than S and taller than Q. S is older than L, M, O, P, Q, R and S is necessarily false?