Exam style questions - Hodder Plus Home

Exam questions: Unit B
6 This graph can be used to convert distances in miles
to distances in kilometres.
Kilometres
200
150
100
50
0 20 40 60
Miles
80 100
9 Draw a pair of axes. Put kilograms on the horizontal
axis, using a scale of 1 cm to 5 kilograms, up to 50
kilograms. Put pounds on the vertical axis, using a
scale of 1 cm to 10 pounds, up to 120 pounds. Draw
a solid line from (0, 0) to (50, 110).
Use your graph to convert
a 5 kilograms to pounds.
b 75 pounds to kilograms.
11 Reflection
Here is an exam question …
Use the graph to change
a 20 miles to kilometres.
b 100 kilometres to miles.
7 This graph can be used to calculate the fare for a
taxi ride.
50
40
A
y
5
4
3
2
1
543210 1
1 2 3 4 5
2
3
E
4
5
C
B
D
x
Cost (£)
30
20
10
0 2 4 6 8 10 12 14 16 18 20
Distance (miles)
a Describe the transformation that maps
i B on to D ii A on to C
iii D on to E iv C on to D. [4]
b Explain why A does not map on to E using the
transformation in part iv. [1]
… and its solution
a i Reflection in y = 3 ii Reflection in x = −1
iii Reflection in y = − 1 2
b E is closer to the line.
iv Reflection in y = x
Use the graph to find
a the cost of a 16 mile taxi ride.
b how far you could travel for £10.
8 Draw a pair of axes. Put gallons on the horizontal
axis, using a scale of 1 cm to 2 gallons, up to 20
gallons. Put litres on the verical axis, using a scale of
1 cm to 10 litres, up to 100 litres. Draw a solid line
from (0, 0) to (20, 90).
Use your graph to convert
a 5 gallons to litres.
b 75 litres to gallons.
Now try these exam questions
1 Draw the image of shape A after reflection in the
mirror line.
Mirror line
A
[2]
32 Revision Notes © Hodder Education 2011