There are 10 questions, each question is either True or False. Number of different…
Mathematics · JEE Advanced · NTA Exams — Permutations and Combinations
There are 10 questions, each question is either True or False. Number of different sequences of incorrect answers is also equal to
- Number of ways in which a normal coin tossed 10 times would fall in a definite order if both Heads and Tails are present.
- Number of ways in which a multiple choice question containing 10 alternatives with one or more than one correct alternatives, can be answered.
- Number of ways in which it is possible to draw a sum of money with 10 coins of different denominations taken some or all at a time.
- Number of different selections of 10 indistinguishable things takes some or all at a time.
Answer
(B) Number of ways in which a multiple choice question containing 10 alternatives with one or more than one correct alternatives, can be answered., (C) Number of ways in which it is possible to draw a sum of money with 10 coins of different denominations taken some or all at a time., (D) Number of different selections of 10 indistinguishable things takes some or all at a time.
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