Given 0.111 is approximately equal to 1/9, what is the approximate value of 0.777?

Appeared in: SGPGI Nursing Officer-2024

Explanation

The question establishes a direct relationship: 0.111 is approximately equal to 1/9.
The target decimal, 0.777, is a direct multiple of the given decimal: 0.777 = 7 × 0.111.
To find the corresponding fraction, the same multiplication is applied to the given fraction: 7 × (1/9) = 7/9.

Option A: This fraction is the approximate value for 0.555 (5 × 0.111), not 0.777.
Option C: This fraction is the approximate value for 0.222 (2 × 0.111), not 0.777.
Option D: This is the given fractional value for 0.111, not the value for the multiple 0.777.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Approximation of repeating decimals to fractions as background academic context rather than a clinical decision trigger.
This question assesses fundamental numeracy skills, which are crucial for accurate medication dosage calculations, a core nursing responsibility.
Understanding fractions and decimals is essential for interpreting lab results, calculating IV drip rates, and ensuring patient safety in various clinical scenarios.
What if? If a medication order was for 0.5 mg and the available tablets were 0.25 mg, a nurse would need to calculate that two tablets are needed. This is a simple application of the same foundational math skills.

How to Approach the Question

Concept Tested & Keywords

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