Competitive exams are tests taken by individuals to compete for academic or professional opportunities. These exams are usually designed to evaluate the knowledge, skills, and abilities of the test taker in a particular subject area. Competitive exams can be in different formats, such as multiple choice, short answer, or essay questions. In this article, we will discuss the average number of questions and formulas for some of the most common subjects tested in competitive exams.

Mathematics:

Mathematics is a subject that is commonly tested in competitive exams, and it can cover a wide range of topics, including algebra, geometry, trigonometry, and calculus. The number of questions and formulas tested in a math exam will depend on the level of the exam. For example, a high school level math exam may have around 30-40 questions and 50-60 formulas, while a college level math exam may have 60-80 questions and 100-150 formulas.

The formulas tested in a math exam can range from simple formulas, such as the Pythagorean theorem, to complex formulas, such as the quadratic formula. It's important to note that while knowing the formulas is essential for success in a math exam, it's equally important to understand how to apply them to solve problems.

In addition to formulas, math exams may also test the test taker's ability to solve word problems. These problems may require the test taker to translate a word problem into a mathematical equation and then solve the equation using the appropriate formulas. Therefore, it's important to practice solving word problems to prepare for a math exam.

Physics:

Physics is a subject that can be challenging for many students, and it can cover topics such as mechanics, thermodynamics, optics, and electromagnetism. The number of questions and formulas tested in a physics exam will depend on the level of the exam. For example, a high school level physics exam may have around 25-30 questions and 30-40 formulas, while a college level physics exam may have 50-60 questions and 100-150 formulas.

The formulas tested in a physics exam can range from simple formulas, such as the equations of motion, to complex formulas, such as the equations of electromagnetic waves. It's important to note that while knowing the formulas is essential for success in a physics exam, it's equally important to understand how to apply them to solve problems.

In addition to formulas, physics exams may also test the test taker's ability to interpret graphs and diagrams. These graphs and diagrams may depict the relationship between different physical quantities, such as time and distance, or current and voltage. Therefore, it's important to practice interpreting graphs and diagrams to prepare for a physics exam.

Chemistry:

Chemistry is a subject that can be challenging for many students, and it can cover topics such as organic chemistry, inorganic chemistry, physical chemistry, and analytical chemistry. The number of questions and formulas tested in a chemistry exam will depend on the level of the exam. For example, a high school level chemistry exam may have around 30-40 questions and 50-60 formulas, while a college level chemistry exam may have 60-80 questions and 100-150 formulas.

The formulas tested in a chemistry exam can range from simple formulas, such as the ideal gas law, to complex formulas, such as the Arrhenius equation. It's important to note that while knowing the formulas is essential for success in a chemistry exam, it's equally important to understand how to apply them to solve problems.

In addition to formulas, chemistry exams may also test the test taker's ability to perform laboratory calculations. These calculations may require the test taker to convert units, determine the concentration of a solution, or calculate the amount of a substance needed for a reaction. Therefore, it's important to practice laboratory calculations to prepare for a chemistry exam.

Biology:

Biology is a subject that can cover topics such as genetics, ecology, evolution, and physiology. The number of questions and formulas tested in a biology exam will depend on the level of the exam. For example, a high school-level biology exam may have around 40-50 questions, while a college-level biology exam may have 80-100 questions.

Biology exams may not necessarily have specific formulas to memorize, but it's important to understand and remember key concepts and terminology. For example, a biology exam may test the test taker's knowledge of cell structures, the different types of tissues, or the functions of different organ systems.

In addition to knowledge of concepts, biology exams may also test the test taker's ability to interpret and analyse data. This may include reading graphs, analyzing experimental results, or interpreting data from scientific studies. Therefore, it's important to practice interpreting and analyzing data to prepare for a biology exam.

Overall, the number of questions and formulas tested in a competitive exam will depend on the subject and the level of the exam. It's important to study and prepare for the exam in advance, practice problem-solving, and familiarize yourself with the key concepts and formulas tested in the exam. By doing so, you can increase your chances of success in the exam and achieve your academic or professional goals.

Here are some additional tips for preparing for competitive exams:

Understand the exam format: Before you start preparing for the exam, make sure you understand the exam format, including the number of questions, types of questions, and time limit. This will help you plan your study schedule and focus on the areas that are most important for the exam.

Create a study plan: Once you understand the exam format, create a study plan that includes regular study sessions, practice tests, and breaks. Make sure you allocate enough time to each subject and prioritize your study based on your strengths and weaknesses.

Practice problem-solving: Competitive exams often test the test taker's ability to solve problems quickly and accurately. Therefore, it's important to practice problem-solving regularly and focus on understanding the underlying concepts behind the problems.

Review and revise regularly: It's important to review and revise the material regularly to ensure you retain the information and don't forget key concepts or formulas. Make sure you leave enough time before the exam to review the material thoroughly.

Take care of yourself: Don't neglect your physical and mental health while preparing for the exam. Get enough sleep, eat healthy food, exercise regularly, and take breaks when you need to. Taking care of yourself will help you stay focused and perform better on the exam.

In conclusion, competitive exams can be challenging, but with the right preparation and mindset, you can succeed. Understanding the exam format, creating a study plan, practising problem-solving, reviewing regularly, and taking care of yourself are all important steps towards achieving your goals. 

Best Websites to prepare for Competitive Exams

Here are some of the best websites to prepare for competitive exams:

1. Khan Academy - Khan Academy offers free online courses on a variety of subjects, including mathematics, science, economics, and humanities. The courses are self-paced and feature interactive exercises and video lectures. Khan Academy is particularly useful for students who need to review foundational concepts or want to learn at their own pace.
2. Coursera - Coursera is an online learning platform that offers courses from top universities and organizations around the world. The courses are self-paced and cover a wide range of subjects, including computer science, engineering, business, and humanities. Coursera courses are often more advanced than Khan Academy courses and may require prior knowledge of the subject.
3. edX - edX is a nonprofit online learning platform that offers courses from top universities such as Harvard, MIT, and Stanford. The courses are self-paced and cover a wide range of subjects, including computer science, engineering, business, and humanities. edX courses often include interactive exercises, video lectures, and quizzes.
4. Study.com - Study.com offers online courses and resources for students preparing for exams such as the GRE, GMAT, and SAT. The courses are self-paced and feature interactive quizzes, video lectures, and practice tests. Study.com is particularly useful for students who need to improve their test-taking skills and want to practice with real exam questions.
5. PrepScholar - PrepScholar offers online courses and resources for students preparing for exams such as the SAT, ACT, and GRE. The courses are self-paced and feature interactive exercises, video lectures, and practice tests. PrepScholar is particularly useful for students who want to improve their scores on standardized tests and need personalized feedback and support.
6. Quizlet - Quizlet is a free online learning platform that allows students to create and study digital flashcards. Quizlet also features study games and practice quizzes that can help students review and test their knowledge. Quizlet is particularly useful for students who need to memorize vocabulary or formulas for exams.