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Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
How many ways can you assign 3 different gifts to 2 people?
💡 Hint: Think about the choices for each person.
Question 2
Easy
If an office has 4 desks, how many ways can 2 different employees choose desks?
💡 Hint: Use the product rule for independent choices.
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
If a task can be done in 4 ways and another can be done in 3 ways, how many total ways?
- 7
- 12
- 1
💡 Hint: Recall the product rule.
Question 2
True or False: The product rule can apply when tasks are dependent.
- True
- False
💡 Hint: Think about task dependencies.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
How many different passwords can a system allow with combinations of 3 letters and 2 digits?
💡 Hint: Use the product rule on groups.
Question 2
Calculate the number of ways to arrange 5 different books on a shelf of 3 spaces.
💡 Hint: Think about reducing options for each book placed.
Challenge and get performance evaluation