Number And Algebra - Chapter 7 Applying Ratios And Rates - Nelson Think Math Page 31
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32Chapter 7 review
11
The house plan below is drawn to a scale of 1 : 200.
See Example 18
Dining
room
Master
Family
bedroom
room
Pantry
Walk-in
closet
Bath
Entry
Garage
Dining
room
Study/
Bedroom
bedroom
a
Find the dimensions of the garage.
b
Find the dimensions of the study.
c
What is the length of the house (including the garage)?
d
What is the overall width of the house along the wall furthest from the garage?
e
What are the dimensions of the entry?
12
An orienteering map uses a scale of 1 : 25 000. What are the real lengths in metres for the
following distances measured on the map?
a
4 cm
b
7 cm
c
11.4 cm
13
Using an orienteering map with a scale of 1 : 25 000, find the length on the map (in cm) for
the following real distances.
a
3 km
b
5 km
c
4.5 km
14
For each map scale shown, find the real-life distance equal to a map distance of 8 cm.
a
b
metres
0
250
500
750
1000
0
100
200
300
400
500 m
c
d
0
5
10 km
0
20
40
60
80
100 m
15
Change 40 m/s to km/h.
268
9780170214148
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