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The price of a pair of earrings is x percent more than the price...

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Intern
Intern
avatar
B
Joined: 11 Oct 2017
Posts: 22

Kudos [?]: 6 [0], given: 83

The price of a pair of earrings is x percent more than the price... [#permalink]

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New post 30 Oct 2017, 15:19
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A
B
C
D
E

Difficulty:

  65% (hard)

Question Stats:

41% (01:19) correct 59% (01:36) wrong based on 22 sessions

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The price of a pair of earrings is x percent more than the price of a bracelet, and the price of a necklace is y percent less than the price of the earrings. Is the price of the bracelet less than the price of the necklace?

(1)\(\frac{xy}{100}\) < x-y
(2) x-y > 0




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[Reveal] Spoiler: OA

Kudos [?]: 6 [0], given: 83

Intern
Intern
User avatar
B
Joined: 05 Aug 2017
Posts: 31

Kudos [?]: 24 [0], given: 24

Location: Viet Nam
Annie: Nguyen
Concentration: International Business, Other
GPA: 3.33
WE: Supply Chain Management (Transportation)
The price of a pair of earrings is x percent more than the price... [#permalink]

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New post 30 Oct 2017, 17:57
A is my answer.
P(E)= (100+x)%. P(B)
P(N)= (100-y)%.P(E)
P(B)< P(N) <-> P(E)/(100+x)% < (100-y)%.P(E) -> 100(x-y)-xy <0 -> xy/100 > x-y

(1) -> Absolutely suff
(2) -> Insuff
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Kindly hit kudos if my post help.
Thanks a lot!

Kudos [?]: 24 [0], given: 24

The price of a pair of earrings is x percent more than the price...   [#permalink] 30 Oct 2017, 17:57
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The price of a pair of earrings is x percent more than the price...

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