Answer:
It should be 5040/2 =2520
Step-by-step explanation:
The volume of a pyramid is length * width * height * (1/3).
That means that the volume of the pyramid is:
35 * 24 * 18 * 1/3 =
15120/3 = 5040
Perhaps you misread.
If you take a screenshot, I could edit my answer and tell you the answer.