Question 1 [4 marks]
(a) 10.5 < d ≤ 11.0
(b) 10.7
Mark scheme
- A [1] — cao 18
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(a) 10.5 < d ≤ 11.0
(b) 10.7
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43
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(a) 14 < d ≤ 16
(b) 15.7
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22
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(a) 50 < L ≤ 52
(b) 52.0
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16
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(a) 3.4 < m ≤ 3.8
(b) 3.4
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15
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(a) 13.0 < t ≤ 13.5
(b) 13.1
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29
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(a) 1.1 < m ≤ 1.2
(b) 1.1
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9.8
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(a) 68 < c ≤ 70
(b) 69.5
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11
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(a) 160 < h ≤ 170
(b) 159.0
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12
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(a) 10 < t ≤ 20
(b) 20.2
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42
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(a) 12 < m ≤ 14
(b) 14.0
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55
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(a) 10 < m ≤ 15
(b) 14.0
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2
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(a) 140 < m ≤ 160
(b) 158.4
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34
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(a) 2 < a ≤ 4
(b) 3.8
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26
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(a) 60 < d ≤ 70
(b) 61.4
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51
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(a) 200 < m ≤ 400
(b) 344.0
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15
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