LIBS TASK CSMTC 10 1112 01 2018 - IGCSE Past Papers, Study ...
Cambridge International Examinations Cambridge Secondary 1 Checkpoint
MATHEMATICS Paper 1
Candidates answer on the Question Paper.
Additional Materials:
Geometrical instruments Tracing paper (optional)
READ THESE INSTRUCTIONS FIRST
Write your Centre number, candidate number and name on all the work you hand in. Write in dark blue or black pen. You may use an HB pencil for any diagrams, graphs or rough working. Do not use staples, paper clips, glue or correction fluid.
DO NOT WRITE IN ANY BARCODES.
Answer all questions. NO CALCULATOR ALLOWED.
You should show all your working in the booklet. The number of marks is given in brackets [ ] at the end of each question or part question. The total number of marks for this paper is 50.
1112/01 October 2018
1 hour
IB18 10_1112_01/4RP ? UCLES 2018
This document consists of 16 printed pages.
[Turn over
1
2
1 Work out 53 ? 7 Give your answer correct to two decimal places.
[2]
2 Tick () a box to show whether the answer to each of these calculations is less than 30, equal to 30 or more than 30
Less than 30
Equal to 30
More than 30
10% of 280
25% of 140
1 of 150 5
80% of 40 [2]
3 Write a number in each box to make a true statement. 6 ? (?2) =
32 ? (?8) =
? UCLES 2018
? (? 4) ? 3 = 24
1112/01/O/N/18
[2]
2
3
4 Yuri is 1.6 m tall and Lily is 140 cm tall.
Write down the ratio of Yuri's height to Lily's height. Give your answer in its simplest form.
5 The diagram shows 5 angles. Q
a?
b?
57?
P
c?
d ?
[2] NOT TO R SCALE S
T PS and RT are straight lines. Draw a ring around an angle that must be equal to 123?.
a
b
c
d
Tick () the reason that best explains your answer.
Vertically opposite angles are equal Angles on a straight line add up to 180? Angles around a point add up to 360?
[1]
? UCLES 2018
1112/01/O/N/18
[Turn over
3
4
6 (a) Draw a ring around the best estimate of 83
8.7
9.1
9.5
41.5
[1]
(b) Draw a ring around the value of 70
1 7
0
1
7
[1]
7 Work out. (a) 3.8 + 4 ? 2.5
[1] (b) 37 ? 45 + 63 ? 45
[1]
8 Here is a number statement.
3 28 1 of y
4
3
Find the value of y.
? UCLES 2018
y =
1112/01/O/N/18
[2]
4
5
9 The diagram shows a shape with rotational symmetry of order 2 50 cm
20 cm
70 cm
1.3 m
NOT TO SCALE
Work out the perimeter of the shape. Give your answer in centimetres.
cm [3]
? UCLES 2018
1112/01/O/N/18
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5
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