Probability - Home

Unit
4
7. Multiply or divide.
a) 1000 0.38 b) 4.29 0.1 c) 1.62 10 000
d) 7.634 100 e) 0.924 0.01 f) 81.265 0.01
8. Copy each statement.
Write a decimal with thousandths to make each statement true.
a) 5.38 < b) > 0.019 c) < 3.04
5
9. A regular hexagon has sides 0.01 m long.
What is the perimeter of the hexagon?
Write your answer using 2 different units.
10. The graph shows the causes of deforestation
of the tropical rainforest.
a) Which is the main cause of deforestation?
How do you know?
b) Which cause results in about twice as much
deforestation as commercial farming?
Causes of
Tropical Rainforest Deforestation
Other
Commercial
Farming
Logging
Subsistence
Farming
11. The table shows Canadian
production of canola
from 2000 to 2004.
Find the mean and median masses
of canola produced from
2000 to 2004.
Year
Production
(1000 t)
2000 7203
2001 5017
2002 4407
2003 6771
2004 7728
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12. Write each time using a 24-h clock.
a) Sanjay has swimming lessons at 5:30 in the evening.
b) Alaiyah eats lunch at 1:15 in the afternoon.
c) Stephen gets up at 7:25 in the morning.
d) Paige goes to bed at 9:15 on weeknights.
13. A rectangular prism has volume 80 cm 3 .
The height of the prism is 5 cm.
What might the dimensions of the base be?
Give 2 different answers.
Cumulative Review Units 1–11 389