Step-by-step explanation:
The sides of shipping box are 2 inches longer than the sides of jewellery box.
Let s be the side of jewellery box.
So, s+2 will be the side of shipping box .
a) Volume of jewellery box is,
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b) Volume of shipping box is,

The side of jewellery box is 8 inches.
s=8
Then the volume of shipping box is,

Answer: 1000 cubic inches.