• Alfred buys an old scooter for Rs.4700 and spends Rs.800 on its repairs. If he sells the scooter for Rs.5800. Find his gain%.
• The cost price of 20 articles is the same as the selling price of x articles. If the profit is 25%, then find the value of x.
• A vendor bought toffees a 6 for a rupee. How many for a rupee must he sell to gain 20%?
• A shopkeeper expects a gain of 22.5% on his cost price. If in a week, his sale was of Rs.392., what was his profit?
• A man buys a cycle for Rs.1400 and sells it at a loss of 15%. What is the selling price of the cycle?