CAT (QA) PYQs

The number of girls appearing for an admission test is twice the number of boys. If $30\%$ of the girls and $45\%$ of the boys get admission, the percentage of candidates who do not get admission is

In a class, $60\%$ of the students are girls and the rest are boys. There are $30$ more girls than boys. If $68\%$ of the students, including $30$ boys, pass an examination, the percentage of the girls who do not pass is

After two successive increments, Gopal's salary became $187.5 \%$ of his initial salary. If the percenta of salary increase in the second increment was twice of that in the first increment, then the percenta; of salary increase in the first increment was