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In Seattle, the total rainfall in a certain year was 37 inch
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22 Apr 2020, 13:28
22 Apr 2020, 13:28
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Question Stats:
30% (00:51) correct
70% (01:38) wrong based on 20 sessions
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In Seattle, the total rainfall in a certain year was 37 inches. From April to October of that year, the average rainfall was approximately 1.7 inches per month. What was the average rainfall, in inches, for the remaining months of the year?
A. 2
B. 3.1
C. 4
C. 5
E. 7.1
A. 2
B. 3.1
C. 4
C. 5
E. 7.1
Re: In Seattle, the total rainfall in a certain year was 37 inch
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23 Apr 2020, 00:56
23 Apr 2020, 00:56
1
7(1.7) + 5(x) = 37
We're given that from April to October, the average rainfall was 1.7 per month. Thus, 7*1.7 = 11.9.
Total rainfall is 37 inch, thus, 37 - 11.9 = 25.3.
So the remaining 5 months, the average rain would be 25.3 / 5 = 5.06.
Thus, option D is the correct answer.
C is repeated twice.
We're given that from April to October, the average rainfall was 1.7 per month. Thus, 7*1.7 = 11.9.
Total rainfall is 37 inch, thus, 37 - 11.9 = 25.3.
So the remaining 5 months, the average rain would be 25.3 / 5 = 5.06.
Thus, option D is the correct answer.
C is repeated twice.
gmatclubot
Re: In Seattle, the total rainfall in a certain year was 37 inch [#permalink]
23 Apr 2020, 00:56
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