20230110010

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20230110010

Post by ada » Thu Feb 01, 2018 5:58 pm

A bag contains only red balls or black balls. Out of a bag of $10$ balls. there are more red balls than black balls. How many red balls could there be?

Post Reply [phpBB Debug] PHP Warning: in file [ROOT]/vendor/twig/twig/lib/Twig/Extension/Core.php on line 1266: count(): Parameter must be an array or an object that implements Countable
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