IPMAT Rohtak 2019 (QA) PYQs

If A earns $33 \frac{1}{3} \%$ more than B, then percentage B earns less than A will be:

$8\%$ of boys in a class made it past the 90th percentile, while $12\%$ of the girls in the same class made it past that mark. Suppose there are $120$ students in this class: what is the number of boys?

In an election between two candidates, A and B, 18% of total voters did not cast their votes. 15% of the votes polled were declared invalid. B received 56% of the total valid votes and won by a majority of 6273 votes. The number of valid votes received by A was: