$2$ A computer centre has four expert programmers. The centre needs four programmes to be developed. The head of the computer centre, after studying carefully the programmes to be developed, estimates the computer time $($in minutes$)$ required by the respective experts to develop the programmes as follows:

Assign the programmers to the programmes to minimize the total computer time.

$3$ Solve the following game graphically,

a$)$ What are the strategies of player A and Player B$?$

b$)$ Calculate the value of the game

b$)$ What is the basic purpose of using graphical method?

c$)$ Can the problem be solved as a Linear programming problem