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Geometry (all content)

Course: Geometry (all content) > Unit 8

Lesson 6: Surface and volume density
Math
Geometry (all content)
Volume and surface area
Surface and volume density
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Density word problems

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Problem

Alexis wants to make a
at pottery class. He designs a pyramid-like model with a base area of 100 square centimeters and a height of 6 centimeters. He wants the paperweight to weigh at least 300 grams.
What is the lowest possible density of the material Alexis uses to make the paperweight?
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3, slash, 5
  • a simplified improper fraction, like 7, slash, 4
  • a mixed number, like 1, space, 3, slash, 4
  • an exact decimal, like 0, point, 75
  • a multiple of pi, like 12, space, start text, p, i, end text or 2, slash, 3, space, start text, p, i, end text
grams per cubic centimeter
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