document.write( "Question 1115396: The sum of ages of Mr tan and his son david is 61 years. Tbe difference in their ages is 29.How old is david? How old will Mr Tan be when david is 21 years old
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Algebra.Com's Answer #730261 by MathTherapy(10552) $\"\"$ $\"About$

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\n" ); document.write( "The sum of ages of Mr tan and his son david is 61 years. Tbe difference in their ages is 29.How old is david? How old will Mr Tan be when david is 21 years old
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If the difference in ages is 29, then it will ALWAYS be that, presumably. Therefore, when David is 21, his father must be 29 + 21 = 50.
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document.write( "So, so SIMPLE!! Nothing COMPLEX! \n" );
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