The formula for the surface area of a cube is:

S.Area=length x breadth x 6

In the question we are given that:

L=4

B=4

So plugging in the values:

S.Area=4*4*6

Multiplying:

S.Area=96

Hence the total surface area is 96

S.Area=length x breadth x 6

In the question we are given that:

L=4

B=4

So plugging in the values:

S.Area=4*4*6

Multiplying:

S.Area=96

Hence the total surface area is 96