Practice Problems: Percentages- 1 Video Lecture | CSAT Preparation - UPSC

Ans. Practicing percentage problems is important for the UPSC exam because it helps in developing a strong understanding of the concept of percentages, which is a fundamental mathematical concept. Many questions in the UPSC exam, especially in the quantitative aptitude section, are based on percentage calculations. By practicing percentage problems, candidates can improve their problem-solving skills and accuracy in solving such questions.

Ans. To improve percentage calculation skills for the UPSC exam, candidates should focus on practicing different types of percentage problems regularly. They can start by understanding the basic concepts of percentages and then gradually move on to solving more complex problems. It is also recommended to learn shortcuts and tricks for percentage calculations to save time during the exam. Regular practice and solving previous year question papers can help candidates to enhance their percentage calculation skills.

Ans. Yes, there are specific strategies that can be used to solve percentage-based problems in the UPSC exam. One such strategy is to convert percentages into fractions or decimals, as it makes calculations easier. Another strategy is to use cross-multiplication to solve problems involving percentage increase or decrease. It is also important to carefully read the question and understand what is being asked before attempting the problem. Additionally, candidates should practice time management to ensure they can solve percentage-based problems within the given time limit.

Ans. Sure! Here are a few examples of percentage-based problems that may appear in the UPSC exam: 1. A shopkeeper offers a discount of 20% on a shirt. If the original price of the shirt is Rs. 1000, what is the discounted price? 2. In a class, 60% of the students are girls. If there are 40 boys in the class, how many girls are there? 3. The population of a city increased by 15% in the first year and decreased by 10% in the second year. What is the net percentage change in the population over the two years? 4. A student scored 75% marks in a test. If the maximum marks in the test are 100, how many marks did the student score? These are just a few examples, and candidates should practice solving a variety of percentage-based problems to be well-prepared for the UPSC exam.

Ans. Yes, solving percentage problems can be beneficial in other areas of the UPSC exam apart from the quantitative aptitude section. Percentage calculations are often required in data interpretation questions, which are part of the logical reasoning and data interpretation section. Additionally, having a strong understanding of percentages can be helpful in analyzing and interpreting statistical data, which is often tested in the general studies and economics sections of the UPSC exam. Therefore, practicing percentage problems can contribute to overall performance in various sections of the UPSC exam.