Mathematics · Averages
Shanti has three daughters whose average age is 15 years. If she adopts an 11-year-old girl, what will be the new average age of the four daughters?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 111 years
- 213 years
- 314 years✓
- 416 years
Correct answer
14 years
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