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4) Answer: 512cm^3

  • Cube: all sides are equal
  • 8 x 8 x 8 = 512

6) Answer: 13,642.5in^3

  • 17 x 18.75 x 42.8 = 13642.5

7) What bathtub?

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8) Answer: Height = 3 feet

  • V = base x height
  • 24 = (4 x 2) x h
  • 24 = 8 x h
  • 3 = h

9) Answer: Volume = 64/729 ft^3

  • Cube: all sides are equal
  • 4/9 x 4/9 x 4/9 = 64/729

10) Answer: Volume = 7/20 m^3

  • 4/5 x 1/2 x 7/8
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