Mr Verma sold his scooter for $Rs.\,10500$ at a gain of $5 \%$. Find out the cost price of the scooter. (in $Rs.$)

A cash payment that will settle a bill for $250$ chairs at $Rs.\,50$ per chair less $20 \%$ and $15 \%$ with a further discount of $5 \%$ on cash payment is (in $Rs.$)

Hemant purchased $120$ rims of paper at $Rs.\,80$ per rim. He spent $Rs.\,280$ on transportation, paid octroi at the rate of $40$ paise per rim and paid $Rs.\,72$ to the coolie. If he wants to have a gain of $8 \%,$ the selling price per rim must be (in $Rs.$)

A shopkeeper sells $20$ pencils for the same amount of money as he paid for $25$ pencils. What is his gain percent?

Rehaan purchased a bike for $Rs.\,54,000.$ He sold it at a loss of $8 \% .$ With that money, he again purchased another bike and sold that at a profit of $10$ percent. What is his overall loss/profit?

On selling an article for $Rs.\, 170,$ a shopkeeper loses $15 \% .$ In order to gain $20 \%,$ he must sell that article at rupees