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The preceding table shows a business’s spending over a 25-day period

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Math Expert
Joined: 02 Sep 2009
Posts: 58434
The preceding table shows a business’s spending over a 25-day period  [#permalink]

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21 Jan 2019, 00:35
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Difficulty:

25% (medium)

Question Stats:

74% (01:16) correct 26% (01:40) wrong based on 24 sessions

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The preceding table shows a business’s spending over a 25-day period, in thousands of dollars. For each number amount earned in the first row, the second row gives the number of days that the business spent that amount. What was the median amount of money that the business spent during the 25-day period?

A $100,000 B$120,000
C $130,000 D$170,000
E $200,000 Attachment: 2019-01-21_1130.png [ 9.64 KiB | Viewed 411 times ] _________________ Manager Joined: 24 Dec 2017 Posts: 185 Location: India Concentration: Strategy, Real Estate Schools: Johnson '21 Re: The preceding table shows a business’s spending over a 25-day period [#permalink] Show Tags 21 Jan 2019, 01:12 To find the median of 25 numbers => $$\frac{25+1}{2}$$ => $$\frac{26}{2}$$ => 13th number in the set => 170,000 IMO D GMAT Club Legend Joined: 18 Aug 2017 Posts: 5022 Location: India Concentration: Sustainability, Marketing GPA: 4 WE: Marketing (Energy and Utilities) Re: The preceding table shows a business’s spending over a 25-day period [#permalink] Show Tags 21 Jan 2019, 08:05 Bunuel wrote: The preceding table shows a business’s spending over a 25-day period, in thousands of dollars. For each number amount earned in the first row, the second row gives the number of days that the business spent that amount. What was the median amount of money that the business spent during the 25-day period? A$100,000
B $120,000 C$130,000
D $170,000 E$200,000

Attachment:
2019-01-21_1130.png

median of 25 days period would be the amount spent on 13th day
which as per the given info falls under amount 170,000 IMO D
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Joined: 09 Mar 2018
Posts: 994
Location: India
Re: The preceding table shows a business’s spending over a 25-day period  [#permalink]

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21 Jan 2019, 08:19
Bunuel wrote:

The preceding table shows a business’s spending over a 25-day period, in thousands of dollars. For each number amount earned in the first row, the second row gives the number of days that the business spent that amount. What was the median amount of money that the business spent during the 25-day period?

A $100,000 B$120,000
C $130,000 D$170,000
E $200,000 Attachment: 2019-01-21_1130.png IMO D Since n is odd, median will be n+1/2 = 13th term Now if you notice 13th day will lie in 4th column of this table, the value will become$170,000
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Re: The preceding table shows a business’s spending over a 25-day period   [#permalink] 21 Jan 2019, 08:19
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