Pathology meaning
Pathology is the study of the causes and effects of disease or injury. It involves the examination of tissues, organs, bodily fluids, and autopsies to diagnose diseases and understand their development and progression. Pathologists play a crucial role in the medical field by providing accurate diagnoses that guide treatment decisions. They work in various subspecialties, including surgical pathology, cytopathology, forensic pathology, and molecular pathology. Advances in pathology contribute to better understanding and management of diseases, improving patient outcomes through early detection, accurate diagnosis, and targeted therapies.
Pathology 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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