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# During a certain week, a post office sold \$280 worth of 14-cent stamps

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Math Expert
Joined: 02 Sep 2009
Posts: 60644
During a certain week, a post office sold \$280 worth of 14-cent stamps  [#permalink]

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08 Jan 2019, 01:15
00:00

Difficulty:

15% (low)

Question Stats:

91% (00:43) correct 9% (00:12) wrong based on 24 sessions

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During a certain week, a post office sold \$280 worth of 14-cent stamps. How many of these stamps did they sell?

A. 20
B. 2,000
C. 3,900
D. 20,000
E. 39,200

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Re: During a certain week, a post office sold \$280 worth of 14-cent stamps  [#permalink]

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08 Jan 2019, 03:31
Bunuel wrote:
During a certain week, a post office sold \$280 worth of 14-cent stamps. How many of these stamps did they sell?

A. 20
B. 2,000
C. 3,900
D. 20,000
E. 39,200

.14*x= 280
x= 280*100/14
x= 2*10^3 , 2000 IMO B
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Joined: 15 Dec 2018
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Re: During a certain week, a post office sold \$280 worth of 14-cent stamps  [#permalink]

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08 Jan 2019, 03:58
B
But isn't GMAT questions supposed to mention the conversions along with the question?

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Joined: 04 Jan 2015
Posts: 3219
Re: During a certain week, a post office sold \$280 worth of 14-cent stamps  [#permalink]

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08 Jan 2019, 04:46

Solution

Given:
• \$280 worth of 14-cent stamps were sold

To find:
• The number of stamps that were sold

Approach and Working:
• Number of stamps sold = 280/0.14 = 2000 stamps

Hence, the correct answer is Option B

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Re: During a certain week, a post office sold \$280 worth of 14-cent stamps   [#permalink] 08 Jan 2019, 04:46
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