The price of a $T V$ is $Rs.\, 10,000 .$ If successive discount of $15 \%, 10 \%$ and $5 \%$ allowed. Then at what price does a customer buy in $Rs.$?

In these questions, two equations mabered $I$ and $II$ are given. You have to solve both the equations and mark the appropriate option..

$I$. $6 x^{2}+19 x+15=0$

$II$.$3 y^{2}+11 y+10=0$

The marked price of a tape recorder is $Rs.\, 12,600$. A festival discount of $5 \%$ is allowed on it. Further for cash payment, a second discount of $2 \%$ is given. The cash payment, in rupees, is to be made for buying it is

The cost price of an article is $64 \%$ of the marked price. The gain percentage after allowing a discount of $12 \%$ on the marked price is........$\%$

A shopkeeper allows a discount of $12.5 \%$ on the marked price of a certain article and makes a profit of $20 \% .$ If the article costs the shopkeeper $Rs. 210$, then the marked price of the article will be (in $Rs.$)

By Selling $80\, ball$ pens for $Rs.\, 140$, a retailer loses $30 \% .$ How many ball pens should he sell for $Rs.\,104$ so as to make a profit of $30 \% ?$