Question 723913
Let {{{ x }}} = the liters of color needed
{{{ 2 - x }}} = the liters of water needed
given:
{{{ 3 / 2 = x / ( 2 - x ) }}}
{{{ 3*( 2 - x )  = 2x }}}
{{{ 6 - 3x = 2x }}}
{{{ 5x = 6 }}}
{{{ x = 6/5 }}}
{{{ x = 1.2 }}}
1.2 liters of color is needed