The average mass of 6 Primary 5 textbooks bought at NTUC FairPrice is 1.4 kg. Find the total mass of the 6 textbooks.
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Worked Solution
Step 1: Recall the relationship — Total = Average × Number of data.
Step 2: Substitute the values: Total = 1.4 kg × 6 = 8.4 kg.
Final answer: total mass = 8.4 kg.
Answer: 8.4 kg
Correct answer: 8.4 kg
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