Verified answer

Step-by-step explanation:

total volume of cuboid = 64× 2 ( 2 cubes form the cuboid)

= 128

length of cuboid = length of cube = 3√ 64

= 4× 2= 8

breadth = 4

height = 4

surface area = 4( 8× 4) + 2( 4^2)

= 160 cm2