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# The monthly rainfall for the first eight months of 2008 in

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Senior Manager
Joined: 02 Jan 2017
Posts: 315
The monthly rainfall for the first eight months of 2008 in [#permalink]

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10 Mar 2017, 10:36
00:00

Difficulty:

15% (low)

Question Stats:

83% (00:48) correct 17% (00:56) wrong based on 36 sessions

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The monthly rainfall for the first eight months of 2008 in inches was 2, 4, 4, 5, 7, 9, 10, 11. Which one of the following equals the mean monthly rainfall for the 8 months and the median of the rainfall for the 8 months, respectively?

(A) 6.5, 6

(B) 6, 7.5

(C) 7, 8

(D) 8, 9

(E) 8.5, 9.5
[Reveal] Spoiler: OA
Senior Manager
Joined: 24 Oct 2016
Posts: 317
Location: India
Schools: IIMB
GMAT 1: 550 Q42 V28
GPA: 3.96
WE: Human Resources (Retail Banking)
Re: The monthly rainfall for the first eight months of 2008 in [#permalink]

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10 Mar 2017, 22:15
mean will take more time to calculate than median so the median will be 5+7/2=6 the only one option which has median as 6 so a is the answer
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Re: The monthly rainfall for the first eight months of 2008 in [#permalink]

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11 Mar 2017, 00:11
vikasp99 wrote:
The monthly rainfall for the first eight months of 2008 in inches was 2, 4, 4, 5, 7, 9, 10, 11. Which one of the following equals the mean monthly rainfall for the 8 months and the median of the rainfall for the 8 months, respectively?

(A) 6.5, 6

(B) 6, 7.5

(C) 7, 8

(D) 8, 9

(E) 8.5, 9.5

With the same approach as nks2611

Median of the given data will be $$\frac{( 5 + 7 )}{2} = 6$$

Thus, answer must be (A) 6.5, 6
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Abhishek....

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Re: The monthly rainfall for the first eight months of 2008 in   [#permalink] 11 Mar 2017, 00:11
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