Maths-it Podcast F-13
Foundation GCSE Revision
Interpreting graphs
Topics
Real life graphs, plotting and interpreting – Distance time graphs – Conversion graphs
Questions
1.
22
20
18
16
14
Pounds
12
10
8
6
4
2
0
0
1
2
3
4
5
6
7
Kilograms
8
9
10
11
12
The conversion graph above can be used for changing between kilograms and pounds.
(a)
Use the graph to change 11 pounds to kilograms.
............................. kg
(1)
(b)
Use the graph to change 7.5 kilograms to pounds.
..................... pounds
(1)
Gianluca weighs 160 pounds.
(c)
Change 160 pounds to kilograms.
............................. kg
(3)
(Total
Maths-it Podcast F-13
Foundation GCSE Revision
Interpreting graphs
2.
Tomas travels by car to his meetings.
Tomas’ company works out the amount it will pay him for the distance he travels.
It uses the graph below.
120
100
80
Amount in
pounds (£)
60
40
20
50
(c)
100
150
Distance in miles
200
250
300
Use the graph to write down
(i)
the amount Tomas’ company pays him when he travels 200 miles,
£……………………
(ii)
the distance Tomas travels when his company pays him £70.
………………miles
(2)
(Total 9 marks)
Maths-it Podcast F-13
Foundation GCSE Revision
Interpreting graphs
3.
80
70
60
Litres
50
40
30
20
10
0
0
5
10
Gallons
15
20
The conversion graph above can be used for changing between gallons and litres.
Use the graph to change
(i)
11 gallons to litres,
…………………… litres
(ii)
Use the graph to change 35 litres to gallons.
………………… gallons
(Total 2 marks)
Maths-it Podcast F-13
Foundation GCSE Revision
Interpreting graphs
4.
A man left home at 12 noon to go for a cycle ride.
The travel graph represents part of the man’s journey.
At 12.45pm the man stopped for a rest.
(a)
For how many minutes did he rest?
……………minutes
(1)
(b)
Find his distance from home at 1.30pm.
………………….km
(1)
The man stopped for another rest at 2pm.
He rested for one hour.
Then he cycled home at a steady speed. It took him 2 hours.
(c)
Complete the travel graph.
(2)
(Total 4 marks)