Advanced Mathematics Primary 6 Pie Charts

A class voted for their favourite subject. The pie chart shows four sectors. What fraction of the class chose Science?

A 1/3
B 1/4
C 1/2
D 1/6
Show Worked Solution

Worked Solution

Step 1: Verify sectors sum to 360°. 90° + 120° + 60° + 90° = 360° ✓ Step 2: Science sector = 120°. Fraction = 120° ÷ 360° = 120/360 Step 3: Simplify. GCF(120, 360) = 120. 120/360 = 1/3 Answer: 1/3

Correct answer: 1/3

Want more questions like this? Superholic Lab has 10,000+ MOE-aligned questions with full worked solutions.

Start Free Trial — 7 Days Free