Which one of the following costs more?

I. 200 packets of ₹ 250 each

II . 20 dozens of ₹ 250 each

A trader sells an article at 16% below its cost price. Had he sold it for ₹192.20 more, he would have gained 15%. The cost price (in ₹) of the article is:

A fan is listed at ₹ 150 and a discount of 20% is given. Then the selling price is

A merchant marked the price of an article by incresing its pro- duction cost by 40% .Now he al- lows 20% discount and gets a profit of Rs. 48 after selling it. The production cost is 

By selling 100 pencils, A shopkeeper gains the selling price of 20 pencils. His gain percentage is

If the cost price of 25 perts is equal to the selling price of 20 pens, then profit percent is

The selling price and the cost price of an article are ₹6,000 and ₹5,000, respectively. What is the profit percentage?

There is a profit of 10% when an item is sold at $${{5\over6}}$$ of its actual selling price. What will be the profit percentage on the cost price when the item is sold at its actual selling price?