alleryBase units and derived units together form a:
ATable of ratios
BSeries of scales
CGroup of symbols
DSystem of units
Answer & Solution
Correct answer: D. System of units
1. Neither kind is complete on its own.
2. Taken together they cover every quantity.
3. That complete set is a system of units.
_Source: syllabus Physics Part I, Chapter 2, Units and Measurement._
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