Advanced Mathematics Primary 5 Average

The average score of 6 students in a Mathematics test was 74. When the student with the highest score left the group, the average score of the remaining 5 students dropped to 70. What was the highest scorer's mark?

A 94
B 4
C 74
D 24
Show Worked Solution

Worked Solution

Step 1: Find the total score of all 6 students. Total = 74 × 6 = 444 Step 2: Find the total score of the remaining 5 students. Total = 70 × 5 = 350 Step 3: Find the highest scorer's mark. Highest score = 444 − 350 = 94 Answer: The highest scorer's mark was 94.

Correct answer: 94

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

Start Free Trial — 7 Days Free