stellastar446 stellastar446

09-09-2017
Mathematics

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Sarah is the oldest out of here four sisters. Her youngest sister is half her age. The 2 other sisters are twin and are 2 years younger than Sarah. When the 4 sisters ages are added up together, the result is 45. If the youngest sister is n years old, than what is n?!?!
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09-09-2017

Sarah is 14
The twins are 12
The youngest (n) is 7

14+(12+12)+7=45

n=7

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