Question 1045139
Let {{{ x }}} = the concentration of the new mixture
as a decimal
-----------------
{{{ ( .02*5 + .66*11 ) / ( 5 + 11 ) = x }}}
{{{ ( .1 + 7.26 ) / 16 = x }}}
{{{ 7.36 / 16 = x }}}
{{{ x = .46 }}}
The concentration of the new mixture is 46%