In an examination, 70% of the students passed in the Paper I, and 60% of the students passed in the Paper II. 15% of the students failed in both the papers while 270 students passed in both the papers. What is the total number of students?

In an examination, there are three subjects A, B and C. A student has to pass in each subject. 20% students failed in A, 22% students failed in B and 16% failed in C. The total number of students pas…

37.5% of the candidates in an examination were girls. 75% of the boys and 62.5% of the girls passed, and 342 girls failed. The number of boys failed was

In an exam, 70% candidates passed in physics and 80% candidates passed in reasoning. If 55% passed in both, what percent failed in both subjects?

A student scored 65% marks in an exam. If he scored 78%, 70%, 62% and 65% marks in four subjects out of five subjects, then what is his percentage of marks in the fifth subject?

In the table given below, what is the percentage of students who secured more than 20 marks? Marks: 1-10 | 11-20 | 21-30 | 31-40 | 41-50 Number of Students: 30 | 40 | 70 | 30 | 30