Cambridge O Level - Past Papers | GCE Guide
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Cambridge O Level
MATHEMATICS (SYLLABUS D) Paper 1
You must answer on the question paper. You will need: Geometrical instruments
4024/11 October/November 2020
2 hours
INSTRUCTIONS Answer all questions. Use a black or dark blue pen. You may use an HB pencil for any diagrams or graphs. Write your name, centre number and candidate number in the boxes at the top of the page. Write your answer to each question in the space provided. Do not use an erasable pen or correction fluid. Do not write on any bar codes. Calculators must not be used in this paper. You may use tracing paper. You must show all necessary working clearly.
INFORMATION The total mark for this paper is 80. The number of marks for each question or part question is shown in brackets [ ].
DC (KN/CB) 188659/2 ? UCLES 2020
This document has 20 pages. Blank pages are indicated.
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ELECTRONIC CALCULATORS MUST NOT BE USED IN THIS PAPER
1
(a)
Evaluate
4 7
-
1 3
.
(b) Evaluate 2 - 1.2 # 0.3 .
................................................. [1]
2 (a) Factorise 4p2 - 1. (b) Factorise 10xy - 12 + 15x - 8y.
................................................. [1] ................................................. [1]
? UCLES 2020
4024/11/O/N/20
................................................. [2]
3 3 (a) Solve the equation 9 - 5x = 2x - 12.
(b) Simplify 16 + 2y ? 3(3 ? y).
x = ................................................ [2]
4 (a) Write the number 3456.789 correct to the nearest 100. (b) Evaluate 160000 .
................................................. [2] ................................................. [1]
(c) Evaluate 1 - 3-1 .
................................................. [1]
................................................. [1]
? UCLES 2020
4024/11/O/N/20
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4
5 y is directly proportional to the cube of x. When x = 2, y = 4.
Find y when x = 3.
6 (a) Mariah's age is 17 years 5 months. Her brother is 20 months younger.
Find the age of her brother.
y = .................................................. [2]
............... years ........... months [1]
(b)
Write
48 minutes 2 hours 18 minutes
as a fraction in its simplest form.
? UCLES 2020
................................................. [2]
4024/11/O/N/20
5
7 (a) The numbers of emails received by 18 students in a class one Monday are given below.
4 12 14
6
8
7 11 14
3
6
6 13
9
7 11
5 12
9
Complete the grouped frequency table for these emails.
Number of emails 0 to 5 6 to 10 11 to 15
Frequency [1]
(b) A student is chosen, at random, from a different class.
The
probability
that
this
student
received
five
emails
is
9 20
.
Write down the probability that this student did not receive five emails.
................................................. [1]
8 By writing each number correct to 1 significant figure, estimate the value of 6013 # 0.0405 . 8.986
? UCLES 2020
................................................. [2]
4024/11/O/N/20
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