document.write( "Question 1180782: When Ramon was 12 years old, his father was 40. How many years must pass for Ramon to be 8 years older than one-fourth as old as his father. \n" ); document.write( "
Algebra.Com's Answer #810581 by greenestamps(13200)\"\" \"About 
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\n" ); document.write( "Here is another of many different ways this problem could be solved....

\n" ); document.write( "The difference between their ages is 28 years. Use that to find how old they are when Ramon's age is 8 more than one-fourth his father's age.

\n" ); document.write( "x = father's age when Ramon's age is 8 more than one-fourth his father's age
\n" ); document.write( "(1/4)x+8 = Ramon's age then

\n" ); document.write( "The difference between their ages then (as always) is 28:

\n" ); document.write( "\"x-%28%281%2F4%29x%2B8%29=28\"
\n" ); document.write( "\"x+-+%281%2F4%29x-8=28\"
\n" ); document.write( "\"%283%2F4%29x=36\"
\n" ); document.write( "\"x+=+36%284%2F3%29+=+48\"

\n" ); document.write( "\"%281%2F4%29x%2B8+=+48%2F4%2B8+=+12%2B8+=+20\"

\n" ); document.write( "The father will be 48 and the son 20 when the son's age is 8 more than one-fourth his father's age.

\n" ); document.write( "Now, having determined that, I will submit that the question that is asked can't be answered, because there is not enough information.

\n" ); document.write( "We know that some time in the past Ramon was 12 and his father was 40.

\n" ); document.write( "And we know that some time in the future Ramon will be 20 and his father will be 48.

\n" ); document.write( "Then the question asks HOW MANY YEARS MUST PASS before the time when Ramon is 20 and his father is 48.

\n" ); document.write( "But there is nothing in the statement of the problem that lets us determine how old either of them is NOW -- and therefore we can't determine how many years MUST PASS until their ages are 20 and 48.

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