✕
Find the best tutors and institutes for Class 9 Tuition
Find Best Class 9 Tuition
Find the best tutors and institutes for Class 9 Tuition
Welcome to Class 9 Mathematics! In the chapter on Probability, one of the most exciting and practical concepts you will encounter is solving simple problems on single events. Think about tossing a coin before a cricket match to decide who bats first, or predicting if it will rain today. In mathematics, probability is the measure of how likely an event is to occur. When we talk about a "single event," we are referring to an experiment that is performed just once—like rolling a single die or picking exactly one card from a deck. Understanding this basic concept lays the perfect foundation for making logical predictions and understanding the mathematics of chance in the real world.
To successfully solve simple problems on single events, you only need to master one foundational logic: Probability of an Event, P(E) = (Number of trials in which the event happened) / (Total number of trials). In the context of the theoretical probability taught in your syllabus, this is often expressed as P(E) = Favorable Outcomes / Total Possible Outcomes. For example, if you roll a standard six-sided die, there are 6 total possible outcomes (1, 2, 3, 4, 5, or 6). If you want to find the probability of rolling an even number, your favorable outcomes are the numbers 2, 4, and 6. That gives you 3 favorable outcomes. Therefore, P(Even) = 3 / 6, which simplifies to 1/2. Remember a golden rule: the probability of any event always lies strictly between 0 (an impossible event) and 1 (a guaranteed event).
The diagram above visually maps out this concept using the classic example of rolling a single six-sided die. On the left, the large box represents the entire "Sample Space," encompassing all six potential outcomes you could possibly roll. Within that box, the dashed circular area isolates our specific "Event" (E)—rolling an even number. You can clearly see that only the numbers 2, 4, and 6 sit inside this favorable area. On the right side, the visual walks you through the calculation step-by-step. It shows exactly how the 3 favorable outcomes are divided by the 6 total sample space outcomes to yield the final probability of 1/2. In your CBSE school exams, you will frequently be asked to apply this precise graphical logic to different scenarios, such as drawing specific colored marbles from a bag or selecting random letters from a word. Visualizing the sample space and clearly identifying favorable outcomes is the best way to prevent careless counting errors.
Grasping the fundamentals of chance and probability can sometimes feel tricky, especially when word problems introduce complex sample spaces or larger numbers. If you are finding it challenging to identify favorable outcomes or simplify your probability fractions, don't worry—expert help is right around the corner! You can easily find highly experienced, verified CBSE Class 9 Mathematics tutors on the UrbanPro platform. Whether you prefer the convenience of interactive online sessions or personalized local offline tuition, UrbanPro connects you with top-rated educators who make learning probability intuitive, fun, and exam-focused. Connect with a dedicated tutor on UrbanPro today to build your confidence, clear all your doubts, and secure top marks in your upcoming math exams.
Other Concept Videos for Simple problems on single events
Super Tutor 
Katira Maharaja Hata, Arrah 
30 students 
1773 hrs of classes completed 
700 per hour 
Online Classes 
Tutor's home I've been teaching standard 9th students of schools from India and abroad. I primarily work with them to prepare for Olympiad, JEE foundation and school exams. I've been teaching students of class 8th -10th Science and mathematics for the past 4 years. So far, I have taught more than 100 students from India and abroad. I teach international students Mathematics, Physics and Chemistry. I teach almost all boards of India such as CBSE, ICSE and state boards. I also teach IGSCE and IB students. I've my own offline coaching institute where I am teaching students of CBSE and state boards who require help in Science and Mathematics. Fee displayed on my profile is for 1×1 classes. For group classes the fee is substantially reduced.
Super Tutor Sector 92, Gurgaon 20 students 1307 hrs of classes completed 800 per hour Online Classes 
Student's Home Tutor's home Teaching since last 20 years
Amit ji is a fantastic teacher. My daughter is very happy with her studies. He is exactly what she needed, a teacher with deep understanding of his subject and a very good communicator. If there is one gripe that I may mention, it's time. We would love to have more classes to cover Physics, but he is completely booked for his time. I would highly recommend him. Thank you.
Super Tutor Itagalpura Main Rd, Madappanahalli 44 students 3569 hrs of classes completed 400 per hour Online Classes I gained extensive experience in delivering high-quality education following the CBSE/ICSE curriculum. My key responsibilities included: Classroom Teaching: Effectively taught Mathematics, Physics and Chemistry to students of classes IX, ensuring alignment with the CBSE/ ICSE syllabus and fostering a deep understanding of key concepts. Curriculum Planning: Designed and implemented lesson plans that adhered to the CBSE guidelines, ensuring comprehensive coverage of topics while keeping in mind the varying learning needs of students. Student Assessment: Created and administered tests, quizzes, and assignments in accordance with the CBSE exam pattern. Monitored student performance and provided constructive feedback to facilitate continuous improvement. Interactive Learning: Encouraged an interactive classroom environment, integrating various teaching aids such as multimedia presentations, hands-on activities, and group discussions to enhance student engagement and understanding. Preparation for Board Exams: Provided focused support for students appearing for their CBSE/ICSE board exams by conducting regular revision sessions, mock tests, and personalized guidance to help them excel. Parental Communication: Maintained regular communication with parents regarding student progress, attendance, and overall development. Organized parent-teacher meetings to ensure a collaborative approach to student growth. Co-curricular Involvement: Actively participated in school events, projects, and extracurricular activities, fostering holistic development among students. Professional Development: Engaged in continuous professional development through workshops and CBSE training programs to stay updated with the latest educational practices and policies.
Super Tutor Behala, Kolkata 7 students 947 hrs of classes completed 700 per hour Online Classes Student's Home Tutor's home As a passionate mathematics teacher, I have always enjoyed imparting knowledge to others. I am a B.Tech graduate in Electronics and Communication. I have been teaching mathematics for over four years, and my love for the subject has grown stronger with time. I started teaching as a part-time tutor while pursuing my engineering degree and fell in love with the profession. After completing my degree, I worked with Byjus, one of the leading Edtech companies in India, as a mathematics teacher for two years. While I enjoyed my time at Byju's, I could do more as a teacher and wanted to explore new avenues. I joined Vedantu, an online learning platform, where I have been teaching mathematics for the last two years. I started my journey as a math teacher out of pure passion. Mathematics has always been my favourite subject, and I enjoyed solving problems and equations from a young age. As I grew older, I realised I had a natural talent for teaching, and I decided to pursue it as a career. Currently, I provide mathematics classes for students from sixth to twelfth for all boards, including ICSE, CBSE, and West Bengal. I teach offline and online classes, each lasting for one and a half hours. I use interactive tools such as Zoom, Pentab, and One Note to make my lessons engaging and interactive for my students. To help my students excel in mathematics, I provide them with reference books, notes, and in-built assignments to test their knowledge. I also conduct monthly tests to assess their progress and identify improvement areas. Teaching on UrbanPro has allowed me to interact with students from different parts of the country and help them realise their full potential in mathematics. I want to continue making a positive impact in the lives of my students and help them develop a love for mathematics, just like I did
Avishake Sir is an exceptional maths teacher! Engaging, patient, and effective. He break down complex concepts into easy-to-understand bits , provide individual attention and boost confidence. Highly recommended!"
Super Tutor Sector 5, Dwarka, Delhi 34 students 1194 hrs of classes completed 500 per hour Online Classes I teach Math and Science to 8th-12th standard students and have been teaching for more than 10 years. Batch of 2 Students: I conduct these small batches with a pair of students of the same class and the education board (I cover all popular boards CBSE, ICSE, IGCSE etc.). Works for those students/parents who are looking for individual attention for their kids but still want it to be a little affordable. *3 classes per week (So 12 a month) *Maths and Science (Also English Grammar and Literature) *Fee Rs. 4500/- per month/12 classes. Batch of 6 Students: I conduct these small batches with 5-6 students of the same class and the education board (I cover all popular boards CBSE, ICSE, IGCSE etc.). *4 classes per week (So 16 a month) *Maths and Science *Fee Rs. 4000/- per month/16 classes. I will start the classes immediately once the first kid enrolls. ------------------------------------------------------------------------------- Individual/Private/One-to-One classes: I conduct these one to one classes for those students willing to have one to one setup (I cover all popular boards CBSE, ICSE, IGCSE etc.). *3 classes per week (So 12 a month) *Maths and Science (Also English Grammar and Literature) *Fee Rs. 7000/- per month/12 classes. ------------------------------------------------------------------------------- I took classes and batches in different institutions.
The teacher is very good. He understands the students strength and weakness and decides the pace of learning. He also tries to make the student comfortable and at ease with his/her capacity and then works on the child. It is not just Math he works on but the child's confidence and comfort with the subject. Highly recommended.
It refers to a specific mathematical method or property in Probability used to solve problems involving Simple problems on single events.
This concept is crucial for the exams as questions related to Probability and specifically Simple problems on single events are very common. It helps secure marks in the section effectively.
Yes, Simple problems on single events is an integral part of the CBSE - Class 9 NCERT Mathematics syllabus. It is a key topic covered in the Probability chapter.
Students often miss the minute details or fundamental definitions of Simple problems on single events. Regular revision and practice are needed to master the nuances.
Start by understanding the formulas and logic, then practice applying them to simple problems. Solve the examples given in the NCERT textbook before moving to exercise problems.
UrbanPro connects you with experienced Mathematics tutors who can explain Simple problems on single events with simple examples. You also get access to doubt-clearing sessions and mock tests for better preparation.
