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During a particular year in city X, there were an average (arithmetic

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During a particular year in city X, there were an average (arithmetic  [#permalink]

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New post 31 Oct 2016, 03:03
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Question Stats:

70% (02:14) correct 30% (02:35) wrong based on 77 sessions

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During a particular year in city X, there were an average (arithmetic mean) of 16,000 car accidents per day on weekends and an average of 40,000 per day on each of the other days of the week. Which of the following is nearest to the total number of accidents last year?

A. 0.12 million
B. 1.2 million
C. 11.3 million
D. 12.1 million
E. 121 million

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Re: During a particular year in city X, there were an average (arithmetic  [#permalink]

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New post 31 Oct 2016, 07:57
Bunuel wrote:
During a particular year in city X, there were an average (arithmetic mean) of 16,000 car accidents per day on weekends and an average of 40,000 per day on each of the other days of the week. Which of the following is nearest to the total number of accidents last year?

A. 0.12 million
B. 1.2 million
C. 11.3 million
D. 12.1 million
E. 121 million


=52*(40,000*5+16,000*2)

=12.1 million

D


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Re: During a particular year in city X, there were an average (arithmetic   [#permalink] 31 Oct 2016, 07:57
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