SOLUTION: My sister is three years older than me i am 18 how old is she

SOLUTION: My sister is three years older than me i am 18 how old is she

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Question 507777: My sister is three years older than me i am 18 how old is she
Answer by Maths68(1474) (Show Source): You can put this solution on YOUR website!
=18+3
=21 years old
My age = 18
Sisters age = my age + 3
Sisters age = 18 + 3 = 21

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