CBSE Class 9 Mental Maths Probability Worksheet

While taking a 5-minute long typing test, Neela typed at a speed of 48 words per minute for the first 3 minutes. What should be her typing speed for the next two minutes if she wants to average 50 words per minute for the whole test? A. 32 words per minute B. 52 words per…

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€¦

CBSE Class 9 Probability Sure Shot Questions

  CBSE Class 9 Probability Sure Shot Questions. There are many more useful educational material which the students can download in pdf format and use them for studies. Study material like concept maps, important and sure shot question banks, quick to learn flash cards,…