The volume of the box is cubic feet.
The solution is

Answer:
Volume= 3*4*6= 72 cubic feet
Step-by-step explanation:
Whenever finding volume of a simple rectangular prism like that one, simply multiply the Length of one side by the Height of the prism by the Width of the front face and you will get your solution. Length=6 ft, Height=3 ft, Width=4 ft. Hence, V=L*W*H or V=6*4*3=72 cubic feet.