Question 1161361
answer is:

b. {{{1.10(matrix(2,3,8,10,12,6,6,8))=matrix(2,3,8.80, 11.00,13.20, 17.60,6.60 ,8.80)}}}


check:
{{{8}}} which is  {{{100}}}% marks up  by {{{10}}}% , total percentage is {{{110}}}% ={{{1.10}}} and new price is {{{ 1.10*8=8.80}}}

you can check other prices same way