Download [PDF] October 2015 CAIE P2 Mark Schemes 0845 Mathematics Cambridge Primary Checkpoint

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[PDF] October 2015 CAIE P2 Mark Schemes 0845 Mathematics Cambridge Primary Checkpoint.pdf | Plain Text

This document consists of 11 printed pages and 1 blank page. IB15 10_0845_02/2RP © UCLES 2015 [Turn over Cambridge International Examinations Cambridge Primary Checkpoint MATHEMATICS 0845/02 Paper 2 October 2015 MARK SCHEME Maximum Mark: 40 IMPORTANT NOTICE Mark Schemes have been issued on the basis of one copy per Assistant examiner and two copies per Team Leader.

2 © UCLES 2015 0845/02/O/N/15 Question number 1 Part Mark Answer Further Information (a) 1 28 and 46 (b) 1 43 and 52 Total 2 Question number 2 Part Mark Answer Further Information (a) 1 16 and 22 (b) 1 5, 1 and –1 Total 2 Question number 3 Part Mark Answer Further Information 1 290 (°) Total 1 Question number 4 Part Mark Answer Further Information 1 106 Accept equivalent fractions such as 5 3 or 10060 Total 1

3 © UCLES 2015 0845/02/O/N/15 [Turn over Question number 5 Part Mark Answer Further Information 2 352 354 Award 2 marks for 6 correct numbers with no additional incorrect numbers. Award 1 mark for 6 correct numbers with any number of additional numbers. OR 4 or 5 correct numbers with/without additional numbers. 423 425 432 435 Total 2 Question number 6 Part Mark Answer Further Information 1 1 2 of 56 1 3 of 78 1 4 of 92 1 5 of 12522 23 24 25 26 27 28 Total 1

4 © UCLES 2015 0845/02/O/N/15 Question number 7 Part Mark Answer Further Information 2 4 3  0.05  10034  Award 1 mark for two correct ticks. Total 2 Question number 8 Part Mark Answer Further Information 1 60  21 in either order Total 1 Question number 9 Part Mark Answer Further Information 1 42.5 (cm) Total 1

5 © UCLES 2015 0845/02/O/N/15 [Turn over Question number 10 Part Mark Answer Further Information (a) 1 A B (b) 1 2 squares to the right and 3 squares down or 3 squares down and 2 squares to the right. Total 2 Question number 11 Part Mark Answer Further Information 1 44 (bags) Total 1

6 © UCLES 2015 0845/02/O/N/15 Question number 12 Part Mark Answer Further Information 1 No AND An explanation that numbers in the sequence always end in 1 or 6 or An explanation that numbers in the 5 times table always end in 0 or 5 or An explanation that correctly identifies that the starting number of the sequence needs to be 0 or a multiple of 5 or An explanation that the numbers in the sequence are always 1 more than a multiple of 5 Total 1 Question number 13 Part Mark Answer Further Information 1 0.8 1.1 1.4 1.7 Total 1

7 © UCLES 2015 0845/02/O/N/15 [Turn over Question number 14 Part Mark Answer Further Information 1 Total 1 Question number 15 Part Mark Answer Further Information (a) 1 15 (km) (b) 1 Any explanation that shows he had stopped, for example: Having a rest Stopped to mend a puncture Total 2 Question number 16 Part Mark Answer Further Information 2 < > = = For 1 mark any 3 answers must be correct. Total 2 25% 60% 20% 30%

8 © UCLES 2015 0845/02/O/N/15 Question number 17 Part Mark Answer Further Information 1 7 9 10 11 15 17 Total 1 Question number 18 Part Mark Answer Further Information 1 21 = 6 3 or 1 2 = 36 or 31 = 62 or 1 3 = 2 6 or 32 = 64 or 2 3 = 4 6 or 4 2 = 6 3 or 2 4 = 36 Total 1 Question number 19 Part Mark Answer Further Information 1 ($) 6.40 Total 1

9 © UCLES 2015 0845/02/O/N/15 [Turn over Question number 20 Part Mark Answer Further Information (a) 1 12 (edges) (b) 1 8 (vertices) Total 2 Question number 21 Part Mark Answer Further Information (a) 1 68 (minutes) (b) 1 Cecity Total 2

10 © UCLES 2015 0845/02/O/N/15 Question number 22 Part Mark Answer Further Information (a) 1 x y 0 1 2 3 4 5 -1 -2 -3 -4 -512345 -1 -2 -3 -4 -5 A B C D (b) 1 (isosceles) trapezium If the shape plotted in (a) is not a trapezium then “trapezium” should not be awarded a mark. If the shape plotted in (a) is a quadrilateral which is correctly named, one mark should be awarded. Total 2 Question number 23 Part Mark Answer Further Information (a) 1 11 (b) 1 38 Total 2

11 © UCLES 2015 0845/02/O/N/15 Question number 24 Part Mark Answer Further Information 2 337 88 4 4 69 2 225 For 1 mark accept any 3 or 4 correct values. Total 2 Question number 25 Part Mark Answer Further Information 2 28 (pens) Award 1 mark for evidence of a complete method. e.g. (12 ÷ 3) × 7 or for sight of 40 indicating total number of pens. Total 2 Question number 26 Part Mark Answer Further Information (a) 1 6 (b) 1 4 (%) Total 2

12 © UCLES 2015 0845/02/O/N/15 BLANK PAGE