35% of a bag of rice has a mass of 1 400 g. What is the total mass of the bag of rice?
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Worked Solution
Step 1: Identify what is given and what is unknown.
35% of the bag = 1 400 g. Find 100%.
Step 2: Find 1%.
1% → 1 400 ÷ 35 = 40 g
Step 3: Find 100%.
100% → 40 × 100 = 4 000 g
Verification: 35% of 4 000 g = 0.35 × 4 000 = 1 400 g ✓
Answer: 4 000 g
Correct answer: 4 000 g
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