WB TET · Mathematics and Science (Paper II)
Profit/loss, discount, simple and compound interest.
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Q1 · Commercial Mathematics · EASY
A shopkeeper buys a toy for Rs 240 and sells it for Rs 300. What is his profit percentage?
Q2 · Commercial Mathematics · EASY
A shirt marked at Rs 800 is sold at a discount of 15%. What is the selling price of the shirt?
Q3 · Commercial Mathematics · MEDIUM
A sum of Rs 8000 is invested at 12% per annum simple interest for 3 years. What is the total amount received at the end of 3 years?
Q4 · Commercial Mathematics · MEDIUM
A sum of Rs 10,000 is invested at 10% per annum compound interest for 2 years, compounded annually. What is the amount at the end of 2 years?
Q5 · Commercial Mathematics · MEDIUM
A shopkeeper buys an article for ₹840 and marks it 25% above the cost price. If he then offers a discount of 10%, what is his profit percentage?