Question : If the ratio of cost price and the selling price is 5 : 6, then the gain percent is:

Option 1: $20\%$

Option 2:

$33\frac{1}{3}\%$

Option 3:

$25\%$

Option 4:

$30\%$

Question : A balance of a trader weighs 20% less than it should be. Still, the trader marked up his goods to get an overall profit of 35%. What is the mark-up on the cost price?

Option 1: 7%

Option 2:

8%

Option 3:

9%

Option 4:

8.5%

Question : A man sold 250 chairs and had a gain equal to the selling price of 50 chairs. His profit percent is:

Option 1: 20%

Option 2:

25%

Option 3:

50%

Option 4:

15%

Question : A merchant marks up the price of his goods by 40% more than the cost price. He then sells $\frac{1}{5}$ th of his goods at a discount of 10%, half of the goods at the marked price and the rest of the goods at a discount of 20%. Find his profit percentage.

Option 1: 20.4%

Option 2: 30.4%

Option 3: 28.8%

Option 4: 14.6%

Question : A shopkeeper increases the cost price of an item by 50% and offers a discount of 40% on this marked price. What is his loss percentage?

Option 1: 15%

Option 2: 20%

Option 3: 10%

Option 4: 5%