Math Quarterly Assessment: Direct, Inverse, and Joint Variation
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Questions and Answers

Which type of mathematical variation describes a relationship where one variable increases as the other variable decreases?

  • Joint Variation
  • Combined Variation
  • Direct Variation
  • Inverse Variation (correct)
  • What is the result of the operation $3 oot{4}rac{1}{2} - 2 oot{4}rac{1}{2}$?

  • $5 oot{4}rac{1}{2}$
  • $-1 oot{4}rac{1}{2}$ (correct)
  • $-5 oot{4}rac{1}{2}$
  • $3 oot{4}rac{1}{2}$
  • In which type of variation do both variables change directly with each other, as well as inversely with a third variable?

  • Combined Variation (correct)
  • Joint Variation
  • Inverse Variation
  • Direct Variation
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