Syllabus Edition

First teaching 2021

Last exams 2024

|

Simple & Compound Interest (CIE IGCSE Maths: Core)

Exam Questions

1 hour21 questions
1
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3 marks

Ethan invests $6400 at a rate of 2.6% per year simple interest.

Calculate the total value of his investment at the end of 3 years.

$ ................................................

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2
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3 marks

Jamie invests $12000 at a rate of 5% per year compound interest.

Calculate the value of his investment at the end of 3 years.

$ ..............................................

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3
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3 marks

Jan invests $800 at a rate of 3% per year simple interest.

Calculate the value of her investment at the end of 4 years. 

$ ....................................

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4
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3 marks

Samit invests $1800 at a rate of 4.5% per year simple interest.

Work out the value of his investment at the end of 4 years.

$ ...............................

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5
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3 marks

Jo invests $5000 at a rate of 2% per year compound interest.

Calculate the value of her investment at the end of 3 years.

$ ...............................

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1
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2 marks

Trina invests $16000 at a rate of 5% per year compound interest.

Work out the value of her investment at the end of 4 years.

$.........................

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2
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3 marks

Gino invests $6000 for 5 years at a rate of 1.2% per year compound interest.

Calculate the value of his investment at the end of the 5 years.
Give your answer correct to the nearest dollar.

$ ................................................. 

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3
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2 marks

Lucia invests $5000 at a rate of 4.5% per year compound interest.

Calculate the value of her investment at the end of 7 years.

$ ..................................................

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4
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3 marks

Ella invests $4000 for 3 years at a rate of 1.2% per year compound interest.

Calculate the value of her investment at the end of the 3 years.

$....................................................

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5
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3 marks

Javier invests $750 for 3 years at a rate of 1.8% per year compound interest.

Calculate the value of his investment at the end of the 3 years.

$ ...................................................

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6
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3 marks

Hawa invests $750 at a rate of 3.5% per year compound interest.

Calculate the value of his investment at the end of 3 years.

$ ..............................

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7
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3 marks

Friedrich borrows $1200 for 3 years at a rate of 5.6% per year compound interest.

Work out the total amount he pays back at the end of the 3 years.

$ ..................................

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1
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3 marks

Some friends invest $12000 at a rate of n% per year simple interest.
At the end of 3 years the value of the investment is $12900.

Find the value of n.

n = .................................

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2
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5 marks

Sonia wants to invest $5000 for 6 years.

Bank A pays compound interest at a rate of 3.5% per year.
Bank B increases the $5000 by 22% at the end of 6 years.

Which bank will give Sonia the most money at the end of 6 years and by how much?
You must show all your working.

qp18-0580-13-paper-1-may-2020-cie-igcse-maths

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3
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3 marks

Riya invests $30000 at a rate of 2.5% per year compound interest.

Calculate the value of her investment at the end of 7 years.
Give your answer correct to the nearest dollar.

$ ................................................. 

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4a
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7 marks

Six years ago a farmer invested $3750 at a rate of 4% per year compound interest.

i)
Calculate the total value of his investment after the 6 years.
Give your answer correct to the nearest dollar.
$ ............................................... [3]
ii)
The farmer wants to spend his investment on buying goats.
Goats cost $126 each.

Work out the maximum number of goats he can buy and the amount of money left over.
Number of goats ..............................................
Amount of money left over $ ............................................... [4]
4b
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1 mark

The farmer grows carrots.
In 2018 the selling price for carrots was $96 per tonne.
In 2019 this selling price increased by 18%.

Work out the increase in the selling price from 2018 to 2019.

$ ............................................... 

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5
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2 marks

Paula invests $600 at a rate ofspace r% per year simple interest.
At the end of 10 years, the total interest earned is $90.

Find the value of r.

r =.........................................

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6
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3 marks

$8400 is invested for 2 years at a rate of 3.5% per year compound interest.
Work out the total amount of interest earned by the end of the 2 years.

$....................................................

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7
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3 marks

Harry invests $800 for 2 years at a rate of 3% per year compound interest.

Calculate the amount of interest he receives at the end of the 2 years.

$ ...........................

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8
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3 marks

Walter invests $600 for 3 years at a rate of 4.5% per year compound interest.

Calculate the interest Walter receives at the end of the 3 years.

$ ..................................

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9
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3 marks

Tomas borrows $5000 for 3 years at a rate of 2.5% per year compound interest.
He pays back the whole amount, with interest, at the end of 3 years.

Calculate the total amount of money he pays back at the end of the 3 years.

$ ..............................

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