Apple sold 100 iPhones at their New York store today for an average cost of $1000. They also sold 20 iPads for an average cost of $900 and 80 Apple TVs for an average cost of $200. What was the average cost across all products sold today?
The sales for iPhones were 100 iPhones * $1000 per iPhone on average = $
<gadget id="calculator">100*1000</gadget>
<output>100_000</output>
100,000.
The sales for iPads today were 20 iPads * $900 per iPad = $
<gadget id="calculator">20*900</gadget>
<output>18_000</output>
18,000.
The sales for Apple TV's today were 80 * $200 = $
<gadget id="calculator">80*200</gadget>
<output>16_000</output>
16,000.
The total sales for Apple at their New York store today was $100,000 + $18,000 + $16,000 = $
<gadget id="calculator">100000+18000+16000</gadget>
<output>134_000</output>
134,000.
The total number of products sold was 100 + 20 + 80 = 
<gadget id="calculator">100+20+80</gadget>
<output>200</output>
200.
The average cost per product sold was $134,000 total sales / 200 total products = $
<gadget id="calculator">134000/200</gadget>
<output>670</output>
670.

<result>670</result>