General Studies · Scheduling Puzzle

Six teachers—A, B, C, P, Q, and R—work in the same school and had their performance reviews in the months of March, July, and December on either the 14 th or the 26 th of the month. Each of them teaches a different subject: Physics, History, Maths, Biology, English, and Chemistry. - B had his performance review on the 26 th of July. - The Biology teacher had his performance review after the Maths teacher in the same month. - The History teacher had his review before A, who did not teach Chemistry. - Four people had their reviews between P and C, who did not teach Physics. - C was not the English teacher but had his review immediately after Q. - R did not teach Biology. - Two people had their reviews between the Physics teacher and B. - The English teacher had his review in December. Who is the Maths teacher?