ZIMSEC O-Level Mathematics Paper 1 November 2025 Question Paper

About this question paper

This is the ZIMSEC O-Level Mathematics question paper for Paper 1 from November 2025. Use it for exam practice under timed conditions, then check your work against the marking scheme. The paper code is 4004/1. Time allowed: 2 hours 30 minutes. See the marking scheme.

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Extracted text

## ZIMBABWE SCHOOL EXAMINATIONS COUNCIL General Certificate of Education Ordinary Level

## MATHEMATICS

PAPER 1

4004/1
2 hours 30 minutes

## NOVEMBER 2025 SESSION

Additional materials:
Mathematical Instruments

## INSTRUCTIONS TO CANDIDATES

Write your Name, Centre number and Candidate number in the spaces at the top of each page. Check that all the pages are in the booklet and ask the invigilator for a replacement if there are duplicate or missing pages.
If working is needed for any question, it must be shown in the space below that question.
Omission of essential working will result in loss of marks.
Decimal answers which are not exact should be given correct to three significant figures unless stated otherwise.

## INFORMATION FOR CANDIDATES

The number of marks is given in brackets [ ] at the end of each question or part question. This paper is marked out of $\mathbf{1 0 0}$.

Answer all questions.

## NEITHER MATHEMATICAL TABLES NOR SLIDE RULES NOR CALCULATORS MAY BE USED IN THIS PAPER.

1 (a) Evaluate $-2+3 \times 4-4$.

Answer (a) $\_\_\_\_$
(b) Simplify $5,7 \div 0,19$.

Answer (b) $\_\_\_\_$
(c) Simplify $\frac{1}{2}-\frac{2}{3}+\frac{3}{4}$.

Answer (c) $\_\_\_\_$

2 (a) Estimate 4,9985 correct to 3 significant figures.

Answer (a) $\_\_\_\_$

| Candidate Name |  | Centre Number |
| :--- | :--- | :--- |
|  |  |  |
| Candidate Number |  |  |

(b) A line $l$ measures 7 cm correct to the nearest centimetre. Express the limits of the length of the line in the form $a \leq l<b$, where $a$ and $b$ are measurements.

Answer (b)
$\_\_\_\_$

3 Simplify $43_{5}+101110_{2}$, giving the answer in base two.

Answer
$\_\_\_\_$

4 Convert
(a) $3,5 \mathrm{~m}^{2}$ to $\mathrm{cm}^{2}$,

Answer (a) $\_\_\_\_$
[1]

Candidate Name Centre Number Candidate Number
(b) $\quad 0,75 \mathrm{~g} / \mathrm{cm}^{3}$ to $\mathrm{kg} / \mathrm{m}^{3}$.

Answer (b)

5 A man sitting on top of a cliff sees a boy 200 m away from the bottom of the cliff. The angle of depression of the boy from the man is $30^{\circ}$.

Use as much of the following information as is necessary
$\left[\operatorname{Sin} 30^{\circ}=0,500 ; \operatorname{Cos} 30^{\circ}=0,866 ; \operatorname{Tan} 30^{\circ}=0,577\right]$
(a) State the angle of elevation of the man from the boy.

Answer (a) $\_\_\_\_$
(b) Calculate the height of the cliff.

Answer (b) $\_\_\_\_$

| Candidate Name |  |  |
| :---: | :--- | :--- |
| Centre Number |  |  |
|  |  |  |

6 (a) Convert $N 47^{\circ} W$ to a three - figure bearing.

Answer (a)
(b) $\quad \mathrm{P}$ and Q are points on level ground. The bearing of P from Q is $N 47^{\circ} W$. Find the three - figure bearing of Q from P .

Answer (b)

7 Given that $\log x=0,2$ and $\log y=0,3$ find
(a) $\quad \log (x y)$,

Answer (a)
![](https://ocr.unopasa.com/p/ocr_assets/77d529f0cfe02181aca71a030c9d01af260aeac0169614eea421f2a8624e50b2.jpg)
(b) $\quad \log \left(\frac{1}{y}\right)$.

Answer (b) $\_\_\_\_$

8 (a) Mrs Moyo took ZW$34000 to a bank to exchange for US dollars and obtained US $$ 400$.

Find the exchange rate used, in the form US$1 : ZW$ .

Answer (a) $\_\_\_\_$
(b) She imported a machine worth US $$ 345$ including 15\% excise duty.

Calculate how much she paid as excise duty.

Answer (b) $\_\_\_\_$

| Candidate Name |  | Centre Number |
| :--- | :--- | :--- |
| Candidate Number |  |  |
|  |  |  |

9 Triangle XYZ is right-angled at Y and $\mathrm{YZ}=12 \mathrm{~cm}$.
The area of triangle $X Y Z$ is $30 \mathrm{~cm}^{2}$.
Find the
(a) length of XY ,

Answer (a)
(b) length of XZ .

Answer (b)
![](https://ocr.unopasa.com/p/ocr_assets/9a1ab8f074f8d15e239e93f4e5ba07b0b137d2c46c8469d3e1b72cb31a48ad29.jpg)

The diagram shows an isosceles trapezium ABCD .
(a) Name
(i) a pair of equal sides,

Answer (a)(i) $\_\_\_\_$
(ii) two pairs of equal angles.
$\_\_\_\_$

| Candidate Name | Centre Number | Candidate Number |
| :--- | :--- | :--- |

(b) State for the shape the
(i) number of lines of symmetry,
(ii) order of rotational symmetry.

Answer (b)(ii)

11 (a) Remove the brackets and simplify

$$
2 x+y-(x-2 y)
$$

Answer (a) $\_\_\_\_$

Candidate Name Centre Number Candidate Number
(b) Simplify $\frac{w^{2}+w-6}{w^{2}-9}$.

Answer (b) $\_\_\_\_$

12
![](https://ocr.unopasa.com/p/ocr_assets/d2de65dd418424809a9f7789ef4cc2af032a38c5fb0aee53ade86d6fdbc8937c.jpg)

Lines $l, m$ and $n$ are the boundaries of the unshaded region R which contains the solution set of three simultaneous inequalities.
Find the inequality whose boundary is line.
a) $\quad l$,

Answer (a) $\_\_\_\_$

| Candidate Name | Centre Number | Candidate Number |
| :--- | :--- | :--- |
|  |  |  |

11
(b) m ,

Answer (b)
(c) n .

Answer (c)

13 (a) Express the ratio 1,7:8,5 in the form 1:n.

Answer (a)
(b) $\quad \mathrm{P}, \mathrm{Q}$ and R share $$ 36$ so that for every $$ 1$ that P gets, Q gets $$ 2$ and for every $$ 1$ that Q gets, R gets $$ 3$. Find R 's share.

## Answer (b)

$14 \mathrm{~A}=\{x: 1 \leq x \leq 20, x \in \mathbb{Z} x$ is a prime number $\}$,
$\mathrm{B}=\{y: 0<y \leq 20, y \in \mathbb{Z} y$ is a perfect square number $\}$.
(a) List the elements of
(i) A ,
(ii) $\quad \mathrm{A} \cap \mathrm{B}$.
(b) Find the
(i) smallest value of $\frac{x}{y}$,

Answer (b)(i) $\_\_\_\_$
(ii) largest value of $x-y$.

Answer (b)(ii)
$\_\_\_\_$

15 Jane noted the number of letters in each of the 25 words on a list. The results are given in the table.

| Number of letters | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| Frequency | 2 | 6 | 5 | 5 | 4 | 0 | 3 |

For this distribution,
(a) state the mode,

Answer (a) $\_\_\_\_$
(b) find the median,

#### Abstract

Answer (b) $\_\_\_\_$ (c) calculate the mean.

Answer (c) $\_\_\_\_$

16 On a map, a building of area $50 \mathrm{~m}^{2}$ is represented by an area of $32 \mathrm{~cm}^{2}$.
Find the
(a) scale used to draw the map, in the form $1: n$,

Answer (a) $\_\_\_\_$
(b) actual length of a room, in metres, represented on the map by a line 6 cm long .

Answer …