Ronald wants to make profits by re-selling some phones he bought a week ago. He bought 200 units for just $3000, and he wants to gain a third of the initial investment in profits when all units are sold. Including the profit margin, what will be the selling price for each phone?
The profit Ronald wants is $3000 / 3 = $
<gadget id="calculator">3000/3</gadget>
<output>1_000</output>
1000.
The profit per phone sold will be $1000 / 200 phones = $
<gadget id="calculator">1000/200</gadget>
<output>5</output>
5/phone.
The cost of each phone is $3000 / 200 phones = $
<gadget id="calculator">3000/200</gadget>
<output>15</output>
15/phone.
The selling price including the profit will be $15/phone + $5/phone = $
<gadget id="calculator">15+5</gadget>
<output>20</output>
20.

<result>20</result>