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1- Alex bought a smartwatch at $200 from his friend and sold

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1- Alex bought a smartwatch at $200 from his friend and sold

by BTGmoderatorDC » Tue Jul 02, 2019 8:29 pm

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1- Alex bought a smartwatch at $200 from his friend and sold it to another friend at a certain price. What is his actual profit percentage?
1. Alex gave a discount of 25% while selling the watch.
2. Alex made a profit of 33.3%, when calculated on the selling price.

OA B

Source: e-GMAT
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Source: — Data Sufficiency |
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by swerve » Sun Jul 07, 2019 10:28 am

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B

C

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Statement 1: What's the discount on? a sale price of $1,000? $10,000? Insufficient.

Statement 2: Profit is 33.3% (1/3) so it's 4/3 of the purchase price. Profit = 4/3(200) = $266.67 which is 66/200 or 33% greater than 200. Sufficient.

Therefore, __B__
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