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Candidate Number
w
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Centre Number
1112/01
Paper 1
November 2005
1 hour
Candidates answer on the question paper
Additional Materials: Protractor
Ruler
NO CALCULATOR ALLOWED
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 in the spaces provided on the Question Paper.
You are not allowed to use a calculator.
Answer all questions.
You may use a soft pencil for any diagrams or graphs.
You should show all your working in the booklet.
The total number of marks for this paper is 50.
The number of marks is given in brackets [ ] at the end of each question or part question.
This document consists of 10 printed pages and 2 blank pages.
IB05 11_1112_01/FP
UCLES 2005
[Turn over
om
.c
MATHEMATICS
s er UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS
Cambridge Checkpoint
2
1
Look at these numbers.
5
6
7
8
9
10
Using only the numbers above, write down
(a) a prime number,
[1]
(b) a square number,
[1]
(c) a factor of 55,
[1]
(d)
36 ,
[1]
(e) a cube number.
[1]
© UCLES 2005
1112/01/N/05
3
2
Write the correct number to go in each box.
(a)
3×
(b)
half of 25 =
= 21
[1]
[1]
–101 = 200
(c)
(d)
23 ÷ 1000 =
(e)
7 + 10 ÷
[1]
© UCLES 2005
[1]
=9
[1]
1112/01/N/05
[Turn over
4
3
A box contains 20 computer discs.
(a)
2 of the discs are used.
5
(i) Write
2 as a decimal.
5
[1]
(ii) Write
2 as a percentage.
5
%
[1]
(iii) Work out how many discs are used.
[1]
(b) 30% of the discs are damaged.
Write this as a fraction in its simplest form.
[2]
© UCLES 2005
1112/01/N/05
5
4
A school team plays nine football matches.
The list shows the number of goals scored in each match.
1
0
5
8
1
5
0
5
2
(a) Write