100 integral. According to official website's understanding of the national mathematics ability challenge in colleges and universities, the full mark of the national mathematics ability challenge in colleges and universities is 100, with a total of * * 29 questions, including multiple-choice questions 13 and true-false questions 16. The competition lasted for 50 minutes, with a perfect score of 100 and a passing score of 60, and won the certificate of electronic excellence award.