Focus On Life Science: California Grade 7

Chapter 12: The Ear and Sound

Math Practice

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1.
According to the graph, what was the difference in percentage of complaints to government websites?
A)3%
B)4%
C)1%
D)7%
2.
According to the graph, what was the difference in percentage of complaints to local business or institution?
A)3%
B)4%
C)1%
D)7%
3.
According to the graph, which noise complaint receiver shows the biggest difference for NYC versus the US?
A)government helpline
B)other government agency
C)neighbors
D)government website
4.
According to the graph, how many more NYC citizens complained to neighbors than to the police department?
A)9%
B)4%
C)5%
D)14%
5.
According to the graph, how many more NYC citizens complained to the police department than to a government helpline?
A)10%
B)2%
C)0%
D)12%
6.
According to the graph, how many more US citizens complained to neighbors than to the police department?
A)4%
B)5%
C)0%
D)9%
7.
According to the graph, how many more US citizens complained to the police department than to a government helpline?
A)8%
B)2%
C)10%
D)0%
8.
According to the graph, how many more NYC citizens complained to a government helpline than to another government agency?
A)4%
B)1%
C)5%
D)7%
9.
According to the graph, how many more US citizens complained to a government helpline than to another government agency?
A)1%
B)4%
C)5%
D)7%
10.
According to the graph, how many more NYC citizens complained to a government agency than to a government website?
A)0%
B)4%
C)5%
D)1%
Grade 7
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