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A merchant paid $300 for a shipment of x identical [#permalink] Show Tags 26 Feb 2006, 09:41 This topic is locked. If you want to discuss this question please re-post it in the respective forum. 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
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26 Feb 2006, 10:19
Avis wrote:
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