Algebra-1

Question Analysis
This question tests the understanding of the ceiling function and its application to a positive decimal number.

Key Concept Explanation
The ceiling function, , returns the smallest integer greater than or equal to . For a positive decimal, this means rounding up to the next whole number.

Step-by-step Solution
1. Identify the given value:
2. Determine the smallest integer greater than or equal to 18.4:

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