In an examination,a student must get $36 \%$ marks to pass. $A$ student who gets $190$ marks failed by $35$ marks. The total marks in that examination is

Peter earned $40\%$ more money than Albert. Albert earned $20\%$ less than Michael. Peter earned more than Michael by: (in $\%$)

$134 \%$ of $3894 + 38.94$ of $134 = ?$

Deepti invests $11 \%$ of her monthly salary,i.e.,$Rs. 5236$ in Fixed Deposits. Later she invests $19 \%$ of her monthly salary on Life Insurance Policies; also she invests another $7 \%$ of her monthly salary on Mutual Funds. What is the total annual amount invested by Deepti?

Two shopkeepers sell a radio of similar brand and type at the same list price of $₹ 1000$. The first allows two successive discounts of $20 \%$ and $10 \%$,and the second allows two successive discounts of $15 \%$ and $15 \%$. Find the difference in discounts offered by the two shopkeepers.

If the income of $R$ is $30 \%$ more than the income of $Q$ and the income of $Q$ is $20 \%$ more than the income of $P$,then the income of $R$ is how much percent more than the income of $P$ (in $\%$)?