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A factory makes cubical storage bins. A small bin has edge 3 cm and a large bin holds 27 times the volume of the small bin.
Since volume scales as edge cubed, find the edge of the large bin using cube roots.

Class 8Finding Cube RootsCubes and Roots
  • A9 cm
  • B27 cm
  • C6 cm
  • D81 cm

Step-by-Step Solution

Large volume = cubic cm (small volume = ). Edge = cm. (Check: )
Answer: A) 9 cm

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