Priya's school bag has a mass of 2 kg 300 g. Ravi's bag is 450 g lighter than Priya's bag. Wei Lin's bag is 1 kg 100 g heavier than Ravi's bag. What is the mass of Wei Lin's bag?
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Worked Solution
Step 1: Find Ravi's bag mass.
Priya's bag = 2 kg 300 g = 2300 g.
Ravi's bag = 2300 g − 450 g = 1850 g = 1 kg 850 g.
Step 2: Find Wei Lin's bag mass.
Wei Lin's bag = 1850 g + 1100 g = 2950 g = 2 kg 950 g.
Answer: 2 kg 950 g.
Correct answer: 2 kg 950 g
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