Cambridge O Level
* 8 6 0 7 1 9 6 0 1 9 *
MATHEMATICS (SYLLABUS D) 4024/21
Paper 2 October/November 2022
2 hours 30 minutes
You must answer on the question paper.
You will need: Geometrical instruments
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.
● You should use a calculator where appropriate.
● You may use tracing paper.
● You must show all necessary working clearly.
● Give non-exact numerical answers correct to 3 significant figures, or 1 decimal place for angles in
degrees, unless a different level of accuracy is specified in the question.
● For r, use either your calculator value or 3.142.
INFORMATION
● The total mark for this paper is 100.
● The number of marks for each question or part question is shown in brackets [ ].
This document has 20 pages. Any blank pages are indicated.
DC (KN/CT) 303235/2
© UCLES 2022 [Turn over
, 2
1 (a) Abid works in an office for 5 days each week.
Each day he works from 08 15 until 12 40 and then from 13 30 until 17 00.
Work out the total time Abid works in one week.
Give your answer in hours and minutes.
.............. hours ........... minutes [2]
(b) Abid earns $14.20 per hour.
He is given a pay increase of 5%.
Calculate the amount Abid earns per hour after the increase.
$ ................................................ [2]
(c) Each month Abid divides his earnings between rent, bills and savings.
He uses 20% of his earnings for rent.
3
He uses of his earnings for bills.
8
The rest of his earnings are savings.
Find the ratio rent : bills : savings.
Give your answer in its simplest form.
................. : ................. : ................. [3]
© UCLES 2022 4024/21/O/N/22
, 3
(d) Abid invests $2400 in a savings account for 4 years.
The account pays simple interest at a rate of r % per year.
At the end of 4 years he receives a total of $153.60 in interest.
Calculate the value of r.
r = ................................................ [2]
(e) Abid invests some money in a different savings account.
This account pays compound interest at a rate of 1.4% per year.
At the end of 5 years there is $1822.38 in the account.
Calculate the amount of money Abid invests in this account.
$ ................................................ [3]
© UCLES 2022 4024/21/O/N/22 [Turn over
* 8 6 0 7 1 9 6 0 1 9 *
MATHEMATICS (SYLLABUS D) 4024/21
Paper 2 October/November 2022
2 hours 30 minutes
You must answer on the question paper.
You will need: Geometrical instruments
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.
● You should use a calculator where appropriate.
● You may use tracing paper.
● You must show all necessary working clearly.
● Give non-exact numerical answers correct to 3 significant figures, or 1 decimal place for angles in
degrees, unless a different level of accuracy is specified in the question.
● For r, use either your calculator value or 3.142.
INFORMATION
● The total mark for this paper is 100.
● The number of marks for each question or part question is shown in brackets [ ].
This document has 20 pages. Any blank pages are indicated.
DC (KN/CT) 303235/2
© UCLES 2022 [Turn over
, 2
1 (a) Abid works in an office for 5 days each week.
Each day he works from 08 15 until 12 40 and then from 13 30 until 17 00.
Work out the total time Abid works in one week.
Give your answer in hours and minutes.
.............. hours ........... minutes [2]
(b) Abid earns $14.20 per hour.
He is given a pay increase of 5%.
Calculate the amount Abid earns per hour after the increase.
$ ................................................ [2]
(c) Each month Abid divides his earnings between rent, bills and savings.
He uses 20% of his earnings for rent.
3
He uses of his earnings for bills.
8
The rest of his earnings are savings.
Find the ratio rent : bills : savings.
Give your answer in its simplest form.
................. : ................. : ................. [3]
© UCLES 2022 4024/21/O/N/22
, 3
(d) Abid invests $2400 in a savings account for 4 years.
The account pays simple interest at a rate of r % per year.
At the end of 4 years he receives a total of $153.60 in interest.
Calculate the value of r.
r = ................................................ [2]
(e) Abid invests some money in a different savings account.
This account pays compound interest at a rate of 1.4% per year.
At the end of 5 years there is $1822.38 in the account.
Calculate the amount of money Abid invests in this account.
$ ................................................ [3]
© UCLES 2022 4024/21/O/N/22 [Turn over
