Aditya's monthly salary is $15\%$ more than Sanjay's monthly salary. If Aditya's monthly salary is $17250$,what is Sanjay's annual salary?

$A$ person spends $25 \%$ of his annual income on house rent,$15 \%$ on education of children,and $45 \%$ on other items. If he saves $₹ 14,400$ annually,then the person's total income is: (in $,000$)

$15 \%$ of $578 + 22.5 \%$ of $644 = ?$

The length of a rectangle is increased by $30 \%$ and the breadth by $20 \%$. Then the perimeter of the rectangle will increase by what percent?

$45 \%$ of $1500 + 35 \%$ of $1700 = ? \%$ of $3175$

$4598$ is $95 \%$ of what number?