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google search
Google search results:
1: https://brainly.in/question/5666037
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2: https://www.toppr.com/ask/question/the-probability-that-a-student-will-solve-problem-a-is-23-and-the-probability-that/
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3: https://www.toppr.com/ask/question/the-probability-of-solving-a-new-problem-by-3-students-are-displaystyle-frac1-2/
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4: https://www.quora.com/If-the-probability-that-a-problem-will-be-solved-by-three-people-is-1-2-1-3-and-1-6-then-what-is-the-probability-that-the-problem-will-be-solved
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5: https://www.easytutorial.in/question/50655
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6: https://qualifier.co.in/api/public/quest/impquestion/top/chapter/problems-on-probability/6
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7: https://socratic.org/questions/the-probability-of-aren-to-solve-a-problem-is-0-3-and-the-probability-of-alice-t
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8: https://www.algebra.com/algebra/homework/Probability-and-statistics/Probability-and-statistics.faq.question.551072.html
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9: https://math.stackexchange.com/questions/1658260/probability-that-at-least-one-of-two-students-will-solve-a-random-problem
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10: https://www.teachoo.com/12393/3415/Question-15/category/CBSE-Class-12-Sample-Paper-for-2021-Boards/
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