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College Algebra

Unit 8: Lesson 2

Modeling with rational expressions
Math
College Algebra
Rational expressions and equations
Modeling with rational expressions
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Mixtures and combined rates word problems

CCSS.Math: HSA.CED.A.1
Google Classroom
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Problem

Deshawn and Tyriq can weed their garden in 30 minutes together. Alone, it takes Tyriq 75 minutes to weed the garden.
How long does it take Deshawn to weed the garden alone?
  • 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
minutes
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