Question 785745
( weight of person ) = k * ( grams of fat per day )
{{{ 120 = k*60 }}}
{{{ k = 2 }}}
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Let {{{ x }}} = daily fat intake in grams
{{{ 180 = k*x }}}
{{{ 180 = 2x }}}
{{{ x = 90 }}} 
the maximum daily fat intake for 
a person weighing 180 pounds is 90 grams