NCERT Solutions Class 9 Mathematics Chapter 15 Probability
Exercise 15.1 Q.1) In a cricket match, a batswoman hits a boundary 6 times out of 30 balls she plays. Find the probability that she did not hit a boundary. Sol.1) Let πΈ be the event of hitting the boundary Then π(πΈ) = ππ’ππππ ππ π‘βπ π‘ππππ πππ‘π€ππππ βππ‘π π‘βπβ¦
CBSE Class 9 Maths Probability MCQs
Question. There are 25 cards numbered from 1 to 25. One card is drawn at random. What is the probability that the number on this card is not divisible by 3? (A) 6/25 (B) 17/25 (C) 19/25 (D) 11/25 Answer : B Question. The given table shows the ages (in years)β¦
CBSE Class 9 Mathematics Probability Notes Set A
Chapter 15 Probability Chapter Notes Top Definitions 1. Probability is a quantitative measure of certainty. 2. Any activity associated to certain outcome is called an experiment. e.g. (i) tossing a coin (ii) throwing a dice (ii) selecting a card. 3. A trial isβ¦
CBSE Class 9 Mathematics Probability VBQs
Question. 1500 families with 2 children were selected randomly, and the following data were recordedβ No. of girls in a family 2 1 0 No. of families β¦
CBSE Class 9 Mathematics Probability Notes Set B
CBSE Basic Concepts on Probability. Prepared by HOD Mathematics of one of the best CBSE schools in Delhi. Based on CBSE and CCE guidelines. The students should read these basic concepts to gain perfection which will help him to get more marks in CBSEβ¦