Which number will replace the question mark? 3, 9, 27, ? (2023)

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Question: Which number will replace the question mark? 3, 9, 27, ? (2023)

Options:

Correct Answer: 81

Exam Year: 2023

Solution:

The pattern is multiplying by 3: 3*3=9, 9*3=27, 27*3=81.

Which number will replace the question mark? 3, 9, 27, ? (2023)

Which number will replace the question mark? 3, 9, 27, ? (2023)

Step 1: Look at the first number, which is 3.
Step 2: Notice that the second number is 9. To find out how we got from 3 to 9, we can multiply 3 by 3.
Step 3: Now, look at the third number, which is 27. To find out how we got from 9 to 27, we can multiply 9 by 3.
Step 4: We see a pattern: each number is obtained by multiplying the previous number by 3.
Step 5: To find the number that replaces the question mark, we take the last number, 27, and multiply it by 3.
Step 6: Calculate 27 times 3, which equals 81.
Step 7: Therefore, the number that replaces the question mark is 81.

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