It is extremely difficult to get a score of 140 in the senior high school entrance examination mathematics, which is equivalent to a perfect score in the senior high school entrance examination mathematics.

The national unified entrance examination for graduate students refers to the general name of the relevant examinations organized by the education authorities and enrollment institutions for the selection of graduate students, which consists of the initial examination and re-examination organized by the national examination authorities and enrollment units. It is a selective examination, and the type of academic qualifications admitted is general higher education.