Answer:
466
Step-by-step explanation:
[tex]12[/tex] balls fit in a 3ft x 2 ft x 3ft box
[tex]1[/tex] ball occupies volume [tex]\dfrac{3\times 2\times 3}{12}=1.5\ \text{ft}^3[/tex]
Dimensions of new box is 10ft x 7ft x 10ft
The number of basketballs that will fit here is
[tex]\dfrac{10\times 7\times 10}{1.5}=466.67[/tex]
The number complete of basketballs that will fit in the new box is [tex]466[/tex].