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Short quiz - Chapter 3 Class 6 - Number Play (Ganita Prakash)

Chapter 3 Class 6 - Number Play (Ganita Prakash) | 5 questions

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Question 1 of 5
Question 1 of 5
In the game of " 21 ", a player who understands the strategy can almost always win. The strategy revolves around landing on specific numbers to control the game. Which number is the most critical to secure just before the final move?
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Question 2 of 5
A supercell is a cell containing a number strictly larger than all its immediate horizontal and vertical neighbors. Analyze the 3x3 grid below. How many supercells are present?
$$ \begin{array}{|c|c|c|} \hline 10 & 20 & 15 \\ \hline 30 & 12 & 25 \\ \hline 18 & 22 & 8 \\ \hline \end{array} $$
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Question 3 of 5
Which of the following is the LARGEST 5-digit palindromic number that can be formed using ONLY the digits 1, 2, and 3, ensuring that all three digits are used at least once?
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Question 4 of 5
A system requires a 5 -digit access code with a digit sum of 3 . To make the code as small as possible (e.g., for a low-security area), which code would be chosen?
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Question 5 of 5
A software generates palindromic registration keys. It starts with the number 87 and uses the reverse-and-add process. What is the first palindromic key it will generate?
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