# Exchange rates with graphs

## Slide deck

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## Lesson details

### Key learning points

1. In this lesson, we will learn how to use and interpret conversion graphs to represent rates.

### Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

## Video

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## Worksheet

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## Starter quiz

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### 5 Questions

Q1.
Fill in the gap: conversion rates are _______________.
Correct answer: bi-directional
only one way
small
uni-directional
Q2.
Which of the following is an example of a conversion rate that is is a constant ratio?
Dollars per pound
Miles per gallon
Correct answer: Miles per kilometre
Pounds per minute
Q3.
Given that there are 1440 minutes in a day, how many days is 10080 minutes?
5
6
Correct answer: 7
8
Q4.
Martin went on holiday to Sweden. The exchange rate is £1 to 1.15 euros (€). He exchanges £660 into euros. How many euros should he receive?
€573.91
€658.85
€661.15
Correct answer: €759.00
Q5.
Martin went on holiday to Sweden. The exchange rate is £1 to 1.15 euros (€). He receives 414 euros. How many pounds did he exchange?
£260.00
Correct answer: £360.00
£415.15
£476.10

## Exit quiz

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### 6 Questions

Q1.
Using the graph below, convert £20 to euros.
€17
€23
Correct answer: €24
€25
Q2.
Use the graph to convert €18 to pounds.
Correct answer: £15
£16
£17
£22
Q3.
Max has £450. How many euros is this?
€270
€450
€504
Correct answer: €540
Q4.
Convert £30 to US Dollars.
\$21
\$22
\$41
Correct answer: \$42
Q5.
Covert \$21 to British pounds.
£12
£13
£14
Correct answer: £15
Q6.
Sam has £320. How many US Dollars is this?
\$440
\$445
Correct answer: \$448
\$450