A shirt is bought for $30 and sold for $40. Find the profit percentage.

A dealer makes a profit equal to the selling price of 4 pens when he sells a total of 12 pens. What is his profit percentage?

Sanjay sells a book to Harshit, making an 11% profit. Harshit then sells the book to Anil for a 12% profit. If Anil paid Rs.12,432 for the book, what was the original price Sanjay paid for it?

A shopkeeper purchased 59 dozens of articles at the rate of ₹520 per dozen. He sold each one of them at the rate of ₹52. What percentage profit did he make?

A dealer buys two articles X and Y for ₹800 each. He marks each of them at the same price. He sells X by giving two successive discounts of 45% and 73% and still earns ₹523 as profit. If he sells Y at a single discount of 89%, then what is the profit percentage on Y?

A man sells 36 bags for Rs 3600, which results in a 20% loss. How many bags must he sell for Rs 3200 to make a 60% profit?

A shopkeeper buys a toy for ₹500 and spends ₹50 on packaging. He then sells it to a customer at 10% profit. Find the selling price of the toy.

A shopkeeper offers the following four schemes.
A) Two successive discounts of 28% and 28%
B) Buy 1, get 4
C) Discount of 35%
D) Two successive discounts of 27% and 26%
Which scheme is best for the customer?

A trader lists a shirt for ₹2,000 and gives a 10% discount to a buyer. Despite the discount, he still gains a profit of 20%. The shirt's cost price

Which of the following successive discounts is better for a customer?
a. 20%,15%,10%
b. 25%,12.5%,10%

A trader increases the marked price of an article by 40% on cost and sells it after allowing a 20% discount on the marked price. Find his profit percentage.