alleryA jeweller says a gem weighs 5 carats. How many grams is that?
A0.2 g
B5 g
C1 g
D25 g
Answer & Solution
Correct answer: C. 1 g
1. One carat equals 0.2 g.
2. Multiply: 5 x 0.2 g = 1 g.
3. 25 g comes from multiplying by 5 instead of 0.2.
_Source: Wikipedia, Gram, Conversion factors_
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