IPMAT Rohtak 2019 (QA) PYQs

By selling a cloth that is $33$m long, a draper loses an amount equal to the selling price of $3$m of cloth. What is his loss %?

By selling two articles for ₹ 800 , a person gains the cost price of three articles. The profit percent is :

Aruna purchases a certain number of apples for INR 20 each and a certain number of mangoes for INR 25 each. If she sells all the apples at $10 \%$ profit and all the mangoes at $20 \%$ loss, overall she makes neither profit nor loss. Instead, if she sells all the apples at $20 \%$ loss and all the mangoes at $10 \%$ profit, overall she makes a loss of INR 150. Then the number of apples purchased by Aruna is _________.