Question
PSLE
A bottle completely filled with vinegar weighed 2.8 kg. After 57 of the vinegar was used up, the bottle with the remaining vinegar weighed 900 g. What was the mass of the empty bottle in grams?
2 m

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PSLE
A bottle completely filled with vinegar weighed 2.8 kg. After 57 of the vinegar was used up, the bottle with the remaining vinegar weighed 900 g. What was the mass of the empty bottle in grams?