Increase/Decrease & Applications

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Increase/Decrease & Applications MCQ & Objective Questions

The concepts of "Increase/Decrease & Applications" are crucial in various academic examinations, especially for students preparing for school and competitive exams. Mastering these topics through MCQs and objective questions not only enhances conceptual clarity but also boosts your confidence in tackling exam challenges. Regular practice with these important questions can significantly improve your performance and help you score better in your exams.

What You Will Practise Here

  • Understanding the principles of increase and decrease in various contexts
  • Application of formulas related to increase and decrease
  • Identifying key concepts and definitions relevant to the topic
  • Solving real-life problems using increase and decrease scenarios
  • Interpreting graphs and diagrams that illustrate increase and decrease
  • Working through practice questions that mimic exam patterns
  • Reviewing important theorems and their applications in problems

Exam Relevance

The topic of "Increase/Decrease & Applications" is frequently featured in CBSE, State Boards, NEET, and JEE examinations. Students can expect questions that test their understanding of the concepts through various formats, including direct application problems, theoretical questions, and graphical interpretations. Familiarity with common question patterns will help you navigate these exams with ease.

Common Mistakes Students Make

  • Misinterpreting the context of increase and decrease in word problems
  • Confusing the application of formulas, leading to incorrect calculations
  • Overlooking the significance of units in increase/decrease problems
  • Failing to analyze graphs correctly, which can lead to wrong conclusions
  • Neglecting to review basic definitions, resulting in conceptual gaps

FAQs

Question: What are some effective strategies for solving Increase/Decrease MCQs?
Answer: Focus on understanding the underlying concepts, practice regularly, and review your mistakes to avoid repeating them.

Question: How can I improve my speed in answering objective questions on this topic?
Answer: Regular practice with timed quizzes can help you enhance your speed and accuracy.

Now is the time to take charge of your exam preparation! Dive into our collection of practice MCQs on "Increase/Decrease & Applications" and test your understanding. Remember, consistent practice is the key to success!

Q. A product's price is reduced by 30%. If the original price was $80, what is the reduced price?
  • A. $56
  • B. $60
  • C. $54
  • D. $58
Q. A salary is increased by 25%. If the original salary is $40,000, what is the new salary?
  • A. $50,000
  • B. $45,000
  • C. $48,000
  • D. $52,000
Q. A salary of $3000 is decreased by 10%. What is the new salary?
  • A. $2700
  • B. $2800
  • C. $2900
  • D. $3000
Q. A shopkeeper increases the price of a shirt by 20%. If the original price was $50, what is the new price?
  • A. $60
  • B. $55
  • C. $70
  • D. $65
Q. A student scored 80 marks in an exam. If the passing marks are increased by 20%, what are the new passing marks if they were originally 75?
  • A. 90
  • B. 85
  • C. 80
  • D. 95
Q. A student scored 80% in a test. If the maximum marks are 200, how many marks did the student score?
  • A. 160
  • B. 180
  • C. 150
  • D. 170
Q. A student scored 80% in an exam. If the total marks were 200, how many marks did the student score?
  • A. 160
  • B. 180
  • C. 200
  • D. 150
Q. A student scores 80% in a test after increasing his score by 20 marks. If the maximum score is 100, what was his original score?
  • A. 60
  • B. 50
  • C. 70
  • D. 40
Q. A student scores 80% in a test. If the total marks are 200, how many marks did the student score?
  • A. 160
  • B. 150
  • C. 170
  • D. 180
Q. A ticket price is increased by 15%. If the original price is $120, what is the new price?
  • A. $138
  • B. $140
  • C. $135
  • D. $130
Q. If a car's price is increased by 15% and the new price is $23,000, what was the original price?
  • A. $20,000
  • B. $21,000
  • C. $22,000
  • D. $19,000
Q. If a company's profit increases from $200,000 to $250,000, what is the percentage increase in profit?
  • A. 25%
  • B. 20%
  • C. 30%
  • D. 15%
Q. If a price of a laptop is increased by 15% and the new price is $1,150, what was the original price?
  • A. $1,000
  • B. $1,050
  • C. $1,200
  • D. $1,300
Q. If a product's price decreases from $80 to $64, what is the percentage decrease?
  • A. 20%
  • B. 25%
  • C. 15%
  • D. 30%
Q. If a salary is decreased by 25% and the new salary is $3,000, what was the original salary?
  • A. $4,000
  • B. $3,500
  • C. $3,200
  • D. $3,800
Q. If a salary is increased by 25% and the new salary is $50,000, what was the original salary?
  • A. $40,000
  • B. $45,000
  • C. $35,000
  • D. $30,000
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