I believe it is 2.44560420327
The formula for volume is Length x width x height.
Bottom: 18 * 12 * 8 = 1728 cubic centimeters.
Middle: 12 * 8 * 6 = 576 cubic centimeters.
Top = 4 *4*4 = 64 cubic centimeters.
Total: 1728 + 576 + 64 = 2368 cubic centimeters.
Answer: 3ln4 + 3lna
Step-by-step explanation:

Answer:
I only have number 2 but it's C
Step-by-step explanation:
You have to multiply 18.25 3 times since volume of cube is length * width * height
2 7/8 + 2 3/8= 4 10/8, which equals 5 2/8, which is also equal to 5 1/4