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 𝐸 be the event of hitting the boundary Then 𝑃(𝐸) = π‘π‘’π‘šπ‘π‘’π‘Ÿ π‘œπ‘“ π‘‘β„Žπ‘’ π‘‘π‘–π‘šπ‘’π‘  π‘π‘Žπ‘‘π‘€π‘œπ‘šπ‘Žπ‘› β„Žπ‘–π‘‘π‘  π‘‘β„Žπ‘’β€¦