$A$ fair price shopkeeper makes $10 \%$ profit on his goods. He lost $20 \%$ of his goods during theft. His loss percent is: (in $\%$)

If a man reduces the selling price of a fan from $Rs. 400$ to $Rs. 380$,his loss increases by $2 \%$. The cost price of the fan is (in $Rs.$)

$A$ man sells two houses at the rate of $Rs. 1.995$ Lakhs each. On one house he gains $20 \%$ and on the other he loses $20 \%$. His gain or loss per cent in the whole transaction is

Find $SP$ when $CP = Rs. 80.40$ and $\text{loss} = 5\%$.

$A$ shopkeeper expects a gain of $22 \frac{1}{2} \%$ on his cost price. If in a week,his sale was of $Rs. \,392$,what was his profit? (in $Rs$)

Sarita sells a phone at a profit of $20 \%$. If she had bought it at $20 \%$ less and sold it for $Rs. 180$ less, she would have gained $25 \%$. Find the cost price of the phone in $Rs.$