Formula deep page
Probability
P(event) = Number of favourable outcomes / Total outcomes
This formula belongs to the chapter "Data Handling" in Class 7 Mathematics. Use it after identifying the right variables, matching the chapter context, and writing the substitution clearly.
How to use it
- Identify the quantity you need to find.
- Check the related variables and units from the question.
- Substitute values carefully into the formula.
- Simplify step by step and write the final statement.
Worked cue
P(head) = 1/2. P(ace from deck) = 4/52 = 1/13