document.write( "Question 1077524: in 1980 Bob was 10 years old. How Old would would Bob be today if his sister was twice his age back then?\r
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Algebra.Com's Answer #692035 by Alan3354(69443)\"\" \"About 
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in 1980 Bob was 10 years old. How Old would would Bob be today if his sister was twice his age back then?
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\n" ); document.write( "It's 2017, 37 years later.
\n" ); document.write( "Bob would be 10+37 = 47 today.
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\n" ); document.write( "His sister's age is not relevant.
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