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Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
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Memory
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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the probability of not winning a game if the winning probability is 0.4?
💡 Hint: Use the formula P(A') = 1 - P(A)
Question 2
Easy
If the probability of getting heads on a coin flip is 0.5, what is the probability of not getting heads?
💡 Hint: What do you subtract from 1?
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the formula to find the probability of the complement of an event?
💡 Hint: Think about how total probabilities relate to one another.
Question 2
If the probability of an event is 0.2, what is the probability of its complement?
- 0.2
- 0.5
- 0.8
💡 Hint: Remember, probability adds to 1.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A six-sided die is rolled. What is the probability of not rolling a number greater than 4?
💡 Hint: Identify how many numbers are greater than 4.
Question 2
You have a bag with 3 blue, 2 red, and 5 green marbles. What is the probability of not drawing a blue marble?
💡 Hint: Find the total marbles and identify how many are not blue.
Challenge and get performance evaluation