Mathematics · Average
The average weight of 97 notebooks in a box is 9.7 kg. Upon adding one more notebook to the box, the average weight becomes 9.8 kg. Find the weight of the new notebook.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 118.3 kg
- 219.1 kg
- 319.5 kg✓
- 418.7 kg
Correct answer
19.5 kg
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