Yxcas's answer to Damia's Primary 6 Maths Singapore question.
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From average you can find the total
15 x 4 = 60
Then you can minus off the other 3 scores from the total to find Peter’s score
60 - 10 - 0 - 15 = 35
15 x 4 = 60
Then you can minus off the other 3 scores from the total to find Peter’s score
60 - 10 - 0 - 15 = 35
Date Posted:
3 months ago
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