Arihant Expert Team Solutions for Exercise 1: Practice Questions

If the cost of an article is $\text{'}\mathrm{P}\text{'}$ rupees after two successive reduction of $20\%$ and $25\%$, the original price of the article was _____.

In a college election, a candidate secured $62\%$ of the votes and is elected by a margin of $144$ votes. The total number of votes polled is ______.

If $90\%$of $\mathrm{x}$ is $315 \mathrm{km}$, then the value of $\mathrm{x}$ is_______.

If $\mathrm{x}\%$ of $\mathrm{a}$ is the same as $\mathrm{y}\%$ of$\mathrm{b}$, then $\mathrm{z}\%$ of $\mathrm{b}$ will be______.

The value of a machine depreciates by$5\%$ every year. If its present value is $\mathrm{Rs}. 200000$, its value after $2$yrs will be_____..

If $\mathrm{y}\%$ of $1 \mathrm{h}$ is $1$ minute $12$ seconds, then $\mathrm{y}$ is equal to _____ .

A number, on subtracting $15$ from it, reduces to its $80\%$. What is $40\%$ of the number?

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