The daily wage is increased by $25 \%$ and a person now gets $₹ 25$ per day. What was his daily wage before the increase?

$16 \frac{2}{3} \%$ of $600 \, \text{gm} - 33 \frac{1}{3} \%$ of $180 \, \text{gm}$

In a gram panchayat meeting,$1000$ people voted on a resolution with $10 \%$ of the votes being invalid. After some discussion,$1000$ people voted again. This time there were $20 \%$ invalid votes. The opponents were increased by $50 \%$ while the motion was now rejected by a majority,which is $300 \%$ more than it was formerly passed by. How many people voted against the resolution before the discussion?

The difference between a number and its two-fifth is $610$. What is $10\%$ of that number?

$A$ student multiplied a number by $\frac{3}{5}$ instead of $\frac{5}{3}$. What is the percentage error in the calculation?

$A$ 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 $,000$)