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A merchant paid $300 for a shipment of x identical  post reply Question banks Downloads My Bookmarks Reviews Important topics Author Message Senior Manager Joined: 22 Aug 2003 Posts: 257 Location: Bangalore A merchant paid$300 for a shipment of x identical  [#permalink]

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A merchant paid $300 for a shipment of x identical calculators. The merchant used 2 of the calculators as demonstrators and sold each of the others for$5 more than the average (arithmetic mean) cost of the x calculators. If the total revenue from the sale of the calculators was $120 more than the cost of the shipment, how many calculators were in the shipment? (A) 24 (B) 25 (C) 26 (D) 28 (E) 30 Intern Joined: 12 Sep 2003 Posts: 31 Location: Peru Show Tags 30 Sep 2003, 22:13 (5(X-2))-(600/X) = 120 5X-10-(600/X)=120 X=30 30 Sep 2003, 22:13 Display posts from previous: Sort by A merchant paid$300 for a shipment of x identical

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