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Tips & Tricks: Percentages Video Lecture | General Test Preparation for CUET UG - CUET Commerce

FAQs on Tips & Tricks: Percentages Video Lecture - General Test Preparation for CUET UG - CUET Commerce

1. What is the formula to calculate percentages?
Ans. The formula to calculate a percentage is: (Part / Whole) × 100. This means you divide the part you are interested in by the total amount (the whole) and then multiply by 100 to convert it into a percentage.
2. How do you convert a fraction to a percentage?
Ans. To convert a fraction to a percentage, you divide the numerator (top number) by the denominator (bottom number) and then multiply the result by 100. For example, to convert 1/4 to a percentage, you calculate (1 ÷ 4) × 100 = 25%.
3. What are some common applications of percentages in everyday life?
Ans. Percentages are commonly used in various aspects of daily life, such as calculating discounts during sales, determining interest rates on loans, understanding statistics in surveys, and evaluating grades in school. They help in making informed financial and personal decisions.
4. How do you find the percentage increase or decrease?
Ans. To find the percentage increase, subtract the original value from the new value, divide by the original value, and then multiply by 100. For percentage decrease, the process is similar: subtract the new value from the original value, divide by the original value, and multiply by 100.
5. Can you explain how to calculate percentages of a total amount?
Ans. To calculate a percentage of a total amount, multiply the total amount by the percentage (in decimal form). For example, to find 20% of $50, convert 20% to decimal (0.20) and then calculate: $50 × 0.20 = $10.
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