One-third of $1206$ is what percent of $134$?

$x\%$ of $y$ is $y\%$ of?

What percent of $\frac{2}{7}$ is $\frac{1}{35}$?

Express: $24\%$ as a fraction.

Express: $105\%$ as a decimal.

Express: $4:5$ as a percentage

Express: $56\%$ as a ratio.

If $34\%$ of a number is $85$, find the number.

The value of a machine depreciates every year by $10\%$. It was purchased one year ago. If the present value of the machine is $₹54000$, what was its value last year?