state gov AP Police SI (Pre+Mains) Mock Test 2022 Quantitative Aptitude Ratio and Proportion Simple Ratios
In a summer class, 80% of the students enrolled are below 11. Out of them, 80% of students attend the class regularly. If 320 students below 11 are regular, then find the ratio of the number of students below 11 who are regular and irregular in the summer class.
1
7 : 9
2
9 : 16
3
4 : 1
4
11 : 9