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primary 6 Maths Data analysis Singapore

Help please

Date Posted: 3 years ago

A) ali, because higher average.

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Date Posted: 3 years ago

B) avg difference = 95-94 =1
Actual diff = 1x3=3

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Date Posted: 3 years ago

BCD total = 94 x 3 = 282
Bob = 96.
Assuming D= 91 (higher than 90)
Highest possible score for C= 282-96-91=95

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Date Posted: 3 years ago