Quercetin meaning
Quercetin is a flavonoid found in many fruits, vegetables, leaves, and grains, known for its antioxidant and anti-inflammatory properties. It is abundant in foods such as apples, onions, berries, grapes, and tea. Quercetin has been studied for its potential health benefits, including reducing the risk of chronic diseases such as heart disease, cancer, and neurodegenerative disorders. It may also help alleviate allergy symptoms by inhibiting the release of histamines. Quercetin supplements are available, but it is generally recommended to obtain this compound through a balanced diet rich in fruits and vegetables.
Quercetin meaning: Explanation, Formulae and Practice
These topics connect maths with money decisions. Always identify cost price, selling price, principal, rate and time before using a formula.
Practical Formulae
- Profit = selling price - cost price.
- Loss = cost price - selling price.
- Profit percentage = (profit / cost price) x 100.
- Simple interest = (principal x rate x time) / 100.
- Amount = principal + interest.
Solved Example
Question: An item is bought for Rs. 500 and sold for Rs. 575. Find the profit percentage.
Working: Profit = 575 - 500 = 75. Profit percentage = (75 / 500) x 100.
Result: Profit percentage = 15%.
Unanswered Practice Questions
Try these yourself before checking notes or calculators.
- Find the loss percentage when CP is Rs. 800 and SP is Rs. 720.
- Find simple interest on Rs. 5,000 at 8% per year for 2 years.
- A shopkeeper marks an item at Rs. 1,200 and gives 10% discount. Find the selling price.
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