Ace Your 12th Business Maths Exam with Exercise 9.2 Solutions
Are you worried about how to prepare for your 12th business maths exam? Do you struggle to understand the concepts of Exercise 9.2? Fret not! In this blog post, we will discuss some tips and tricks to help you ace your exam with exercise 9.2 solutions.
Introduction
Mathematics is an intricate subject and requires a lot of practice to comprehend its complex concepts. Business maths is no exception and Exercise 9.2 is one of the toughest and most important topics in the class 12 maths syllabus. However, by following the right approach, understanding the concepts, and solving practice problems, you can overcome your fear of this subject and pass with flying colors.
Understanding Exercise 9.2
Exercise 9.2 in Class 12 business maths is a crucial chapter that covers topics such as Joint Probability Distribution, Marginal Probability Distribution, Conditional Probability Distribution, and other related concepts. It requires a good understanding of the principles of probability and statistics, which are essential for many business-related fields, such as commerce, accountancy, economics, and more.
Tips to Ace Your Exam
1. Understand the concepts: It’s essential to have a solid grasp of the topics covered in Exercise 9.2. If you have any doubts, clarify them with your teacher or peers.
2. Practice daily: Practice is the key to mastering any subject. Try to solve at least one practice problem every day and gradually increase the difficulty level.
3. Focus on weak areas: Identify your weak areas and focus on improving them. Try to solve problems related to those topics that you find difficult.
4. Refer to solutions: Look for exercise 9.2 solutions and practice problems. This will help you to understand the problem-solving approach, and you’ll know what to do when you come across a similar problem in the exam.
5. Time management: Manage your time effectively during the exam. Make sure to attempt all the questions within the given time frame.
Examples of Business Maths Problems
Let’s take a look at some sample problems that are often asked in class 12 business maths exams.
Question 1: Find the probability of getting a sum of 8 when two dice are thrown.
Solution: There are 6 possible outcomes of each die when it is thrown. The outcome of two dice is determined by the 36 cases that arise from the possible outcomes of two dice. Out of these cases, there are 5 cases of getting the sum of 8. Hence, the probability of getting a sum of 8 is 5/36.
Question 2: The probability that it rains on three consecutive days in a given week is 1/9. What is the probability that it will rain on at least one day that week?
Solution: The probability that it doesn’t rain for three consecutive days is (8/9)^3. The probability that it rains at least one day is 1 – (8/9)^3, which is close to 0.287.
Conclusion
Exercise 9.2 is an important chapter in the Class 12 business maths syllabus, and it requires a solid understanding of probability and statistics. By following the tips outlined in this article, understanding the concepts and practicing problems related to it, you can ace your exam and excel in this subject. Remember to manage your time effectively during the exam and keep a cool head. Good luck!
