mkitchens72903 mkitchens72903

01-12-2017
Mathematics

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A boy is 3 years more than twice as old as his sister. His sister is 6 years old. How old is the boy?

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alainaatablackb alainaatablackb

01-12-2017

the boy is 15 because twice the age of his sister is 12, then you add the three years to it and get 15

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Аноним Аноним

01-12-2017

What u do is, take the sister's age, then multiply it by 2 because the boy is 3 years older than TWICE his sister's age. His sister is 6, so 6x2=12, and he is 3 years older, so 6x2+3=15

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