Mathematics, 16.11.2020 14:50 lyssssasantiago9844

Lana is the oldest of four sisters. Her youngest sister is half her age. The other two sisters are twins 2 years younger than Lana. When the four sisters' ages are added together, the result is 45. If the youngest sister is n years old, what is n?

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Lana is the oldest of four sisters. Her youngest sister is half her age. The other two sisters are t...

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