document.write( "Question 841293: My granddaughter is about as many days as my daughter is weeks, and my granddaughter is as many months as I am in years. My granddaughter, my daughter and I together are 100 years. Can you tell me my age in years? \n" ); document.write( "
Algebra.Com's Answer #506951 by ankor@dixie-net.com(22740)\"\" \"About 
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My granddaughter is about as many days as my daughter is weeks,
\n" ); document.write( " and my granddaughter is as many months as I am in years.
\n" ); document.write( "My granddaughter, my daughter and I together are 100 years.
\n" ); document.write( " Can you tell me my age in years?
\n" ); document.write( ":
\n" ); document.write( "let m = my age
\n" ); document.write( "let d = daughter's age
\n" ); document.write( "let g = granddaughter's age
\n" ); document.write( ":
\n" ); document.write( "\"My granddaughter is about as many days as my daughter is weeks,
\n" ); document.write( "Use a 364 day year to keep things neat
\n" ); document.write( "364g = 52d
\n" ); document.write( "d = \"364%2F52\"g
\n" ); document.write( "d = 7g
\n" ); document.write( "\"and my granddaughter is as many months as I am in years.\"
\n" ); document.write( "12g = m
\n" ); document.write( "\" My granddaughter, my daughter and I together are 100 years.\"
\n" ); document.write( "m + d + g = 100
\n" ); document.write( "replace m with 12g, replace d with 7g
\n" ); document.write( "12g + 7g + g = 100
\n" ); document.write( "20g = 100
\n" ); document.write( "g = 100/20
\n" ); document.write( "g = 5 yrs is granddaughter's age
\n" ); document.write( "then
\n" ); document.write( "d = 7(5) = 35 yrs is daughter's age
\n" ); document.write( "and
\n" ); document.write( "m = 12(5) = 60 yr is my age
\n" ); document.write( ":
\n" ); document.write( "All adds up to 100\r
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