A pie chart shows the favourite fruits of students at a school carnival. The sector for Mango represents 30% of the pie chart and corresponds to 72 students. How many students were surveyed in total?
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Worked Solution
Step 1: 30% of the total = 72 students.
Step 2: Write as an equation: 30% × Total = 72.
Step 3: Total = 72 ÷ 30% = 72 ÷ 0.30 = 72 × (100 ÷ 30) = 7200 ÷ 30 = 240 students.
Verify: 30% × 240 = 0.30 × 240 = 72 ✓
Answer: 240 students.
Answer: 240 students
Correct answer: 240 students
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