A line graph shows the temperature in a Singapore garden recorded every 2 hours. The readings were 26°C at 9 a.m., 30°C at 11 a.m., 33°C at 1 p.m., and 31°C at 3 p.m. Find the difference between the highest and lowest temperature shown.
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Worked Solution
Step 1: Identify the highest temperature shown: 33°C at 1 p.m.
Step 2: Identify the lowest temperature shown: 26°C at 9 a.m.
Step 3: Difference = 33 − 26 = 7°C.
Answer: 7°C
Correct answer: 7°C
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