You times the number by its self 3 times for ex. you have 4 ^cubed it would be 4*4*4=64
Answer:
8 cubic feet
Step-by-step explanation:
First find the volume of the sand box
2 x 2 x 3 = 12
then multiply the total volume by 2/3
12 x 2/3 = 8
That leaves you with the total cubic feet of sand he would need.
66 more min. he used which could be 1 hour and 6 min.