Question

A bookseller sold 50 books for $7,235 and earned a profit of $354. Find the cost price of 50 books.

Answer 1

Answer:

Let selling price of each book isX

SP of 40 books =40X

SP of 8 books=8X

According to the Question

Total SP - Total Profit = CP

40X−8X=3200

32X=3200

X=100

SP of each book is 100

∴∴ SP of one dozen books =12×100=1200rupees