Foundation Mathematics Primary 4 Data Analysis

A table shows spelling test marks: Ahmad 18, Siti 15, Mei Ling 12, Ravi 19. What is the difference between the highest and lowest marks?

A 4
B 5
C 6
D 7
Show Worked Solution

Worked Solution

Step 1: Identify all marks: Ahmad 18, Siti 15, Mei Ling 12, Ravi 19. Step 2: Highest mark = 19 (Ravi). Step 3: Lowest mark = 12 (Mei Ling). Step 4: Difference = 19 − 12 = 7.

Correct answer: 7

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