The ratio between selling price and cost price of an article is $7: 5 .$ What is the ratio between the profit and the cost price of that article?
$2:7$
$5:2$
$7:2$
$2:5$
If the $CP$ of $50$ items is equal $SP$ of $40$ items then what is the profit or loss $\% ?$
A dealer marks his goods $30 \%$ above his cost price and then allows $15 \%$ discount on it. What is the cost price of an article on which he gains $Rs.\,84?$
A shopkeeper sold Sarees at $Rs.$ $266$ each after giving $5\%$ discount on labelled price. Had he not given the discount, he would have earned a profit of $12 \%$ on the cost price. What was the cost price of each Saree? (in $Rs.$)
A vendor started selling vegetables at $Rs. 10$ per $k g,$ but couldn't find buyers at this rate. So, he reduced the price to $8.10 / kg ,$ but uses a faulty weight of $900\, g$ for $1\, kg .$ Find the percent change in the actual price or loss.
By selling a fan for $Rs.\,1900$ a man has a loss of $5 \%$, then at what price (in $Rs.$) should he sell the fan to gain $20 \% ?$