Anna sold his car to Boney at a profit of \(20\%\) and Boney sold it to Chakori at a profit of \(10\%\). Chakori sold it to a mechanic at a loss of \(9.09\%\). The mechanic spent \(10\%\) of his purchasing price on it and then sold it at a profit of \(8.33\%\) to Anna once again. What is the loss of Anna? আন্না তার গাড়িটি বনির কাছে \(20\%\) লাভে বিক্রি করে এবং বনি সেটি চাকোরির কাছে \(10\%\) লাভে বিক্রি করে। চাকোরি সেটি একজন মেকানিকের কাছে \(9.09\%\) ক্ষতিতে বিক্রি করে। মেকানিক তার ক্রয়মূল্যের \(10\%\) খরচ করে এবং পরে সেটি \(8.33\%\) লাভে আবার আন্নার কাছে বিক্রি করে। আন্নার কত শতাংশ ক্ষতি হল?

A shopkeeper bought \(30\) kg of wheat at the rate of Rs. \(45\) per kg. He sold \(40\%\) of the total quantity at the rate of Rs. \(50\) per kg. Approximately, at what price per kg should he sell the remaining quantity to make \(25\%\) overall profit?

A shopkeeper marked an article at some percentage more than the cost price of the article. The shopkeeper sold the article at \(12\%\) profit and allows a discount of \(20\%\). Find the percentage by which the article was marked above the cost price?

Rajni purchased a mobile phone and a refrigerator for Rs. \(12000\) and Rs. \(10000\) respectively. She sold the refrigerator at a loss of \(12\%\) and the mobile phone at a profit of \(8\%\). What is her overall loss/profit?

Aman marked his bike \(40\%\) above cost price and sold it to Arun after two consecutive discounts of \(10\%\) and \(20\%\). In this transaction Aman made a profit of Rs. \(416\). Find the profit earned by Arun if he sold the bike to Alok at a profit of \(12\%\)?