For this case we have that by definition, the density is given by:

Where:
M: It is the mass of the diamond
V: It is the volume of the diamond
According to the data of the statement we have:

So the volume is:

Thus, the volume of the diamond is approximately 
Answer:

Downloaded Photomath it’s going to help you a lot
480/6<span> = 80ft </span>7<span> x 80 = 560ft.</span>
The thousandth place is 4, which is less than 5 ⇒ Discard
339.4749 ≈ 339.47
Answer: 339.47
9 I think, soo sorry if i'm wrong...