Steffin Teo's answer to Charles's Secondary 4 E Maths Singapore question.

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Steffin Teo
Steffin Teo's answer
7 answers (Tutor Details)
1st
knowing 5 students and the modal number is the easy part. the hard part is knowing what to do with the range they give you. the marks of the 5 extra students should be 28, 70, 78, 78, 78