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A student added three figures 72.1, 3.32 and 0.003. The correct answer regrading the rules of the addition of the significant figures will be ______?

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A student added three figures 72.1, 3.32 and 0.003. The correct answer regrading the rules of the addition of the significant figures will be ______? Answer: 75.4

In addition, the result is limited by the least precise measurement (fewest decimal places). Since 72.1 has only one decimal place, the final answer is 75.4.

Question context

This question is part of 📏 Arithmetic Aptitude within the broader 🧠 Aptitude Mastery subject and appears in the SPSC – Sindh Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.