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26 Nov 2018, 23:33
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Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
5%
(low)
Question Stats:
92% (01:01) correct
8%
(01:08)
wrong
based on 88
sessions
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In a certain city, 15 percent of the total population is more than 60 years old. If 60 percent of the people older than 60 voted in a recent election, then these voters comprised what percent of the total population?
A. 6%
B. 8%
C. 9%
D. 15%
E. 60%
A. 6%
B. 8%
C. 9%
D. 15%
E. 60%
27 Nov 2018, 08:27
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Bunuel
In a certain city, 15 percent of the total population is more than 60 years old. If 60 percent of the people older than 60 voted in a recent election, then these voters comprised what percent of the total population?
A. 6%
B. 8%
C. 9%
D. 15%
E. 60%
A. 6%
B. 8%
C. 9%
D. 15%
E. 60%
solve using 2x2 matrix, attached file..
Attachments
File comment: 2x2 matrix
Instruments.xlsx [29.5 KiB]
Downloaded 55 times
08 Jun 2019, 02:50
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Bunuel
In a certain city, 15 percent of the total population is more than 60 years old. If 60 percent of the people older than 60 voted in a recent election, then these voters comprised what percent of the total population?
A. 6%
B. 8%
C. 9%
D. 15%
E. 60%
Total Population: 100A. 6%
B. 8%
C. 9%
D. 15%
E. 60%
>60 age is 15
Voted: (6/10)*15
Required: {(6/10)*15 } /100 * 100 = 9%
