Chris bought 8 movies on DVD for $12 each and 4 movies on Blu-ray for $18 each. What is the average price he paid per movie?
Thoughts? Step-by-step reasoning:
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He spent a total of 8 * $12 + 4 * $18 = $168. He bought a total of 8 + 4 = 12 movies. The average price is $168 / 12 = $14 per movie.
Thus, the answer is 14.
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