Refer to the problem in question $41.$

Which of the following is the objective function?

Max $4\mathrm{.}8$X$1+6\mathrm{.}4$ X$2-5\mathrm{.}3$ X$3$

Max $4\mathrm{.}8x1-6\mathrm{.}4x2+5\mathrm{.}3x3$

Min $4\mathrm{.}8x1+6\mathrm{.}4x2+5\mathrm{.}3x3$

Min $4\mathrm{.}8x1+6\mathrm{.}4x2-5\mathrm{.}3x3$

none of the above