The Personalized Math Tutor App
Build your child's plan and see Vimi in action
Answer 4 quick questions and see Vimi in action
Answer 4 quick questions and see Vimi in action
Personalized challenges to keep them sharp
Vimi builds your child’s confidence
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An alien wants to estimate the percentage of brown cows on earth.
Does it need to count every cow?
In a sample of 100 cows,
30 are brown.
If there are 10 million cows on Earth,
estimate how many are brown