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Approximately what percent of the African countries in the c

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GRE Prep Club Legend
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Joined: 07 Jun 2014
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GRE 1: Q167 V156
WE: Business Development (Energy and Utilities)
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Approximately what percent of the African countries in the c [#permalink] New post 11 Oct 2018, 04:44
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Question Stats:

50% (01:14) correct 50% (01:15) wrong based on 4 sessions
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Approximately what percent of the African countries in the chart above that have a GDP between $10 billion and $20 billion also have a population between 10 million and 20 million?
(A) 6%
(B) 23%
(C) 26%
(D) 30%
(E) 51%
[Reveal] Spoiler: OA

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Re: Approximately what percent of the African countries in the c [#permalink] New post 13 Jun 2019, 06:21
How it is B? (3/50*100= 6 % I guess. Am I wrong anyway?
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Re: Approximately what percent of the African countries in the c [#permalink] New post 13 Jun 2019, 08:51
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sandy wrote:
Image

Approximately what percent of the African countries in the chart above that have a GDP between $10 billion and $20 billion also have a population between 10 million and 20 million?
(A) 6%
(B) 23%
(C) 26%
(D) 30%
(E) 51%


From the chart, we can see ...
Attachment:
Approximately what percent of the African countries in the chart1.png
Approximately what percent of the African countries in the chart1.png [ 59.4 KiB | Viewed 48 times ]

...that there are 13 African countries that have a GDP between $10 billion and $20 billion

Among those 13 countries ...
Attachment:
Approximately what percent of the African countries in the chart2.png
Approximately what percent of the African countries in the chart2.png [ 59.82 KiB | Viewed 48 times ]

...3 of them have a population between 10 million and 20 million

Percent of countries = (100)(3)/13
= 300/13
≈ 23%

Answer: B

Cheers,
Brent
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Brent Hanneson – Creator of greenlighttestprep.com
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