Mathematics · Averages
There are 'n' items in a shipment out of which 12 are metallic and the remaining items are plastic. The average weight of the metallic items is 45 grams and the average weight of the plastic items is 55 grams. If the average weight of the entire shipment is 47 grams, then find the value of 'n'.
- 148✓
- 218
- 315
- 43
Correct answer
48
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