Mathematics · Probability
एक बैग में 6 लाल गेंदें, 5 हरी गेंदें और 4 नीली गेंदें हैं। बिना प्रतिस्थापन (without replacement) के एक के बाद एक दो गेंदें निकाली जाती हैं। दोनों गेंदों के एक ही रंग के होने की प्रायिकता क्या है?
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