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The sum of the pre-tax costs of Item A and Item B is $ 300. In Alumba

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The sum of the pre-tax costs of Item A and Item B is $ 300. In Alumba  [#permalink]

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New post 28 Jan 2019, 01:34
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Question Stats:

80% (02:50) correct 20% (01:15) wrong based on 10 sessions

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The sum of the pre-tax costs of Item A and Item B is $ 300. In Alumba, each item would be charged a flat 7%. In Aplandia, Item A is subject to 5% tax and Item B is subject to 10% tax. If the tax in Aplandia on the purchase of both items is exactly $ 3 more than it is in Alumba, then what is the pre-tax price of Item A?


A. 75
B. 80
C. 100
D. 120
E. 125

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Re: The sum of the pre-tax costs of Item A and Item B is $ 300. In Alumba  [#permalink]

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New post 28 Jan 2019, 04:54
Bunuel wrote:
The sum of the pre-tax costs of Item A and Item B is $ 300. In Alumba, each item would be charged a flat 7%. In Aplandia, Item A is subject to 5% tax and Item B is subject to 10% tax. If the tax in Aplandia on the purchase of both items is exactly $ 3 more than it is in Alumba, then what is the pre-tax price of Item A?


A. 75
B. 80
C. 100
D. 120
E. 125


Alumba ; 300*1.07 = 321
x+y=300
Aplandia tax
1.05x+1.1y=321+3 = 324
solve for x& y
we get x = 120
IMO D
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Re: The sum of the pre-tax costs of Item A and Item B is $ 300. In Alumba  [#permalink]

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New post 22 Feb 2019, 00:38
Bunuel wrote:
The sum of the pre-tax costs of Item A and Item B is $ 300. In Alumba, each item would be charged a flat 7%. In Aplandia, Item A is subject to 5% tax and Item B is subject to 10% tax. If the tax in Aplandia on the purchase of both items is exactly $ 3 more than it is in Alumba, then what is the pre-tax price of Item A?


A. 75
B. 80
C. 100
D. 120
E. 125


Dear Moderator,
This exact same question seems to have been duplicated in the link below, you may wish to merge the same. Thank you.

https://gmatclub.com/forum/the-sum-of-t ... l#p2185350
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Re: The sum of the pre-tax costs of Item A and Item B is $ 300. In Alumba   [#permalink] 22 Feb 2019, 00:38
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The sum of the pre-tax costs of Item A and Item B is $ 300. In Alumba

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