A trader had $1200\, kg$ of rice. He sold a part of it at $5 \%$ profit and the rest at $11 \%$ profit, so that he made a total profit of $7 \%$. How much (in $kg$ ) rice did he sell at $5 \%$ profit?
$900$
$600$
$400$
$800$
A manufacturer sells an article to a wholesale dealer at a profit of $10 \%$. The wholesale dealer sells it to a shopkeeper at $20 \%$ profit. The shopkeeper sells it to a customer for $Rs.\, 56,100$ at a loss of $15 \%$. Then the cost price of the article to the manufacturer is (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.
$I.$ $2 x^{2}-11 x+15=0$
$II$. $2 y^{2}-11 y+14=0$
The list price of a shirt is $Rs.\, 440$ and a customer pays $Rs.\,396$ for it. The discount rate is.......$\%$
The cost price of $12$ tables is equal to the selling price of $16$ tables. The loss percent is
Peter purchased a machine for $Rs$ $80000$ and spent $Rs. 5000$ on repair and $Rs.\, 1000$ on transport and sold it with $25 \%$ profit. At what price did he sell the machine? (in $Rs$)