Ram scored $30 \%$ marks and failed by $15$ marks. Aditya scored $40 \%$ marks and obtained $35$ marks more than those required to pass. What is the pass percentage (in $\%$)?

$A, B$,and $C$ invested in a business in the ratio of $3:2:5$ respectively. If $A$ earns $100\%$ more profit than $B$ and $C$ earns $40\%$ more profit than $B$,then what is the share of $B$ in the profit?

The radius of a sphere is increased by $10 \%$. The surface area increases by

Sameer spends $24 \%$ of his monthly income on food and $15 \%$ on the education of his children. Of the remaining salary,he spends $25 \%$ on entertainment and $20 \%$ on conveyance. He is now left with $₹ 10736$. What is the monthly salary of Sameer?

Three candidates contested an election and received $1136$,$7636$,and $11628$ votes respectively. What percentage of the total votes did the winning candidate get?

Out of $450$ students of a school,$325$ play football,$175$ play cricket and $50$ neither play football nor cricket. How many students play both football and cricket?