Question 1 [1 mark]
120
Mark scheme
- A [1] — cao 120
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120
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{3, 4}
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{red, blue, green, yellow}
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36
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13
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3
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35
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45
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10
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80
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35
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20
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50
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95
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2
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400
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40
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60
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15
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90
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30
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150
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800
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150
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10
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8
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55
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80
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13
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20
Accept algebraically equivalent correct forms.