A Philips's answer to Joshua's Primary 6 Maths Data Analysis Singapore question.

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A Philips
A Philips's answer
864 answers (A Helpful Person)
1st
1/4 =25% (D)
25% ( B )
100-25-25= 50% ( A and C)
A= 2 units, C = 1unit.
50/100 X 180 = 90 ( A and C )
3 units = 90
1 unit = 90➗3
= 30
2units = 30 x 2
= 60 ( Group A)