document.write( "Question 737707: please help me solve this \r
\n" ); document.write( "\n" ); document.write( "kate's father is three times her age, how old are kate and her father now if in 4years time the sum of their age is 68? use k to represent kates age
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Algebra.Com's Answer #450512 by w_parminder(53)\"\" \"About 
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Kates Present age = k
\n" ); document.write( "Kate's Fathers age= 3k
\n" ); document.write( "After 4 years of time,
\n" ); document.write( "Kate's age = k+4
\n" ); document.write( "Kate's Father's age = 3k+4
\n" ); document.write( "According to the question, in 4 years time the sum of their age is 68,
\n" ); document.write( "So, (k+4)+(3k+4) = 68
\n" ); document.write( "i.e. 4k+8 = 68
\n" ); document.write( "i.e. 4k = 68-8
\n" ); document.write( "i.e. 4k = 60
\n" ); document.write( "i.e. k = 60/4
\n" ); document.write( "k = 15
\n" ); document.write( "So
\n" ); document.write( "Kates Present age = 15 Yrs
\n" ); document.write( "Kate's Fathers age= 3*15 = 45 Yrs
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