document.write( "Question 973912: A boy is 8 years old and his sister is twice his age if the boy turn 12 years old how old would his sister be \n" ); document.write( "

Algebra.Com's Answer #595953 by addingup(3677) $\"\"$ $\"About$

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The sister is twice the boy's age and the boy is 8.
\n" ); document.write( "The sister is 2 times the boy's age, the sister is:
\n" ); document.write( "2*8= 16 When the boy turns 12 the sister will be:
\n" ); document.write( "2*12= 24 \n" ); document.write( "

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