Time calculations

Mark scheme and answers · Total marks: 49

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Question 1 [1 mark]

120 minutes

Mark scheme
  • A [1] — cao 120 minutes

Accept algebraically equivalent correct forms.

Question 2 [1 mark]

3 hours

Mark scheme
  • A [1] — cao 3 hours

Accept algebraically equivalent correct forms.

Question 3 [1 mark]

300 seconds

Mark scheme
  • A [1] — cao 300 seconds

Accept algebraically equivalent correct forms.

Question 4 [1 mark]

120°

Mark scheme
  • A [1] — cao 120°

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Question 5 [1 mark]

8 minutes 20 seconds

Mark scheme
  • A [1] — cao 8 minutes 20 seconds

Accept algebraically equivalent correct forms.

Question 6 [1 mark]

16:15

Mark scheme
  • A [1] — cao 16:15

Accept algebraically equivalent correct forms.

Question 7 [1 mark]

10:35

Mark scheme
  • A [1] — cao 10:35

Accept algebraically equivalent correct forms.

Question 8 [1 mark]

22:23

Mark scheme
  • A [1] — cao 22:23

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Question 9 [1 mark]

5 minutes 0 seconds

Mark scheme
  • A [1] — cao 5 minutes 0 seconds

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Question 10 [1 mark]

9 hours 36 minutes

Mark scheme
  • A [1] — cao 9 hours 36 minutes

Accept algebraically equivalent correct forms.

Question 11 [1 mark]

54 hours

Mark scheme
  • A [1] — cao 54 hours

Accept algebraically equivalent correct forms.

Question 12 [2 marks]

85 minutes

Mark scheme
  • A [2] — cao 85 minutes

Accept algebraically equivalent correct forms.

Question 13 [2 marks]

51 hours

Mark scheme
  • A [2] — cao 51 hours

Accept algebraically equivalent correct forms.

Question 14 [2 marks]

7 hours 35 minutes

Mark scheme
  • A [2] — cao 7 hours 35 minutes

Accept algebraically equivalent correct forms.

Question 15 [2 marks]

42 laps

Mark scheme
  • A [2] — cao 42 laps

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Question 16 [2 marks]

19:00

Mark scheme
  • A [2] — cao 19:00

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Question 17 [2 marks]

9.6 hours

Mark scheme
  • A [2] — cao 9.6 hours

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Question 18 [2 marks]

0.5 units per minute

Mark scheme
  • A [2] — cao 0.5 units per minute

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Question 19 [2 marks]

2:22 pm

Mark scheme
  • A [2] — cao 2:22 pm

Accept algebraically equivalent correct forms.

Question 20 [2 marks]

1 hour 30 minutes

Mark scheme
  • A [2] — cao 1 hour 30 minutes

Accept algebraically equivalent correct forms.

Question 21 [2 marks]

18:18

Mark scheme
  • A [2] — cao 18:18

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Question 22 [2 marks]

114 orbits

Mark scheme
  • A [2] — cao 114 orbits

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Question 23 [2 marks]

05:42, 06:00, 06:18

Mark scheme
  • A [2] — cao 05:42, 06:00, 06:18

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Question 24 [2 marks]

208.25 minutes

Mark scheme
  • A [2] — cao 208.25 minutes

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Question 25 [2 marks]

1 hour 30 minutes

Mark scheme
  • A [2] — cao 1 hour 30 minutes

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Question 26 [2 marks]

£66.15

Mark scheme
  • A [2] — cao £66.15

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Question 27 [2 marks]

12:04:00

Mark scheme
  • A [2] — cao 12:04:00

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Question 28 [2 marks]

13:30

Mark scheme
  • A [2] — cao 13:30

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Question 29 [2 marks]

£534.00

Mark scheme
  • A [2] — cao £534.00

Accept algebraically equivalent correct forms.

Question 30 [2 marks]

10 gl

Mark scheme
  • A [2] — cao 10 g/l

Accept algebraically equivalent correct forms.