ISEE Mathematics Achievement Question 2: Answer and Explanation
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Question: 2
2. During her bowling competition with Paul, Krissi scored a total of 320 points in 4 matches. During her fifth match, she scored 75 points. What was Krissi's average score for the five games?
- A. 75.00
- B. 77.50
- C. 79.00
- D. 80.00
Correct Answer: C
Explanation:
C
To calculate the mean of all 5 scores, add the scores and divide by the number of scores: 320 + 75 = 395, and 395 รท 5 = 79.