9th Grade Venn Diagram Use Quizzes , Questions & Answers

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9th Grade

Top Trending Venn Diagram Use Quizzes

Probability often feels like a puzzle, and the addition rule helps you put the pieces together! In this quiz, you’ll practice applying the rule to different scenarios, learning when to add probabilities and how to avoid...

Questions: 10 | Attempts: 11 | Last updated: Oct 13, 2025

Sample Question 1
P(A) = 0.4, P(B) = 0.5, P(A∩B) = 0.2. Find P(A∪B).

0.7

0.75

0.65

0.8

Sample Question 2
P(A) = 0.25, P(B) = 0.45, P(A∩B) = 0.15. Find P(A∪B).

0.55

0.60

0.50

0.65

Addition Rule Applications

Questions: 10 | Attempts: 15 | Last updated: Jan 21, 2026

Sample Question 1
P(A) = 0.4, P(B) = 0.5, P(A∩B) = 0.2. Find P(A∪B).

0.7

0.75

0.65

0.8

Sample Question 2
P(A) = 0.25, P(B) = 0.45, P(A∩B) = 0.15. Find P(A∪B).

0.55

0.60

0.50

0.65

Recent Venn Diagram Use Quizzes

Addition Rule of Probability Quiz

Sometimes in probability, not all the numbers are given—but the missing values can be found! In this quiz, you’ll work on solving for unknown probabilities using given information and logical reasoning. Take this quiz...

Questions: 10 | Attempts: 14 | Last updated: Jul 30, 2026

Sample Question
P(A) = 0.45, P(B) = 0.35, P(A ∪ B) = 0.70. Find P(A ∩ B).

0.15

0.12

0.1

0.05