Question : In a class, if 55% of the students are boys and the number of girls is 90, then find the number of boys.
Option 1: 135
Option 2: 120
Option 3: 198
Option 4: 110
Correct Answer: 110
Solution :
55% of the students are boys and the number of girls is 90.
So, $100-55=45\%$ students are girls.
$\therefore$ Number of boys $=\frac{90}{45}×55=110$
Hence, the correct answer is 110.
Related Questions
Know More about
Staff Selection Commission Multi Tasking ...
Answer Key | Cutoff | Selection Process | Preparation Tips | Eligibility | Application | Exam Pattern
Get Updates BrochureYour Staff Selection Commission Multi Tasking Staff Exam brochure has been successfully mailed to your registered email id “”.