Question
PSLE
Billy's scores for 4 quizzes are shown in the table. Find this average score.

Quizzes 1st 2nd 3rd 4th
Scores 17 7 8 17
1 m

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PSLE
Billy's scores for 4 quizzes are shown in the table. Find this average score.

Quizzes 1st 2nd 3rd 4th
Scores 17 7 8 17