Question: a box measuring 35 inches long by 20 inches wide by 10 inches deep is to be filled entirely with identical cubes . no space is to be left unfilled . what is the smallest number of cubes that can accomplish this objective ?
A) 17
B) 18
C) 54
D) 56
E) 864
Correct answer: D
Grade: 7 | Topic: Number System | Difficulty: Medium | Standard: 7.NS.A.3