A pair of article, was bought for $Rs.\, 37.40$ at a discount of $15 \% .$ What must be the marked price of each of the articles?
$11$
$22$
$33$
$44$
A person sells taperecorders at $Rs. 1134$ each after giving a discount of $19 \%$ on the marked price. Had he not given the discount, he would have earned a profit of $40 \%$ on the cost price. The cost price of each taperecorder is (in $Rs.$)
The difference between a discount of $35 \%$ and two successive discount of $20 \%$ on a certain bill was $Rs$ $22.$ Find the amount of the bill in $Rs.$
By selling a book for $Rs.$ $360,20 \%$ profit was earned. What is the $CP$ of the book in $Rs.$?
Three successive discounts of $10 \%, 12 \%$ and $15 \%$ will amount to a single discount of in $\%$?
A machine is sold at a profit of $15 \%$. Had it been sold for $Rs\,540$ more $24 \%$ would have been gained. Find the cost price.