$x \%$ of $y + ? \%$ of $x = x \%$ of $(x + y)$

$A, B$,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?

If $25 \%$ of a number is subtracted from a second number,the second number reduces to its $5/6$. What is the ratio of the first number to the second number?

$0.005 = (-?-)*$

Mr. Katial buys a house for ₹$100000$ and rents it out. He puts $12.5 \%$ of each month's rent aside for upkeep and repairs,pays ₹$325$ per year as taxes,and realizes a $5.5 \%$ annual return on his investment. Find the monthly rent.

If $\frac{3}{5}$ of a number is $23$ more than $50 \%$ of the same number,then what will be $80 \%$ of the number?