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For his exercise today, Josh plans to both run and swim. Let

r
be the number of laps he runs and let
s
be the number of laps he swims. Each lap he runs takes him
4
minutes, and each lap he swims takes him
3
minutes.

He wants to exercise for at least
30
minutes today. Using the values and variables given, write an inequality describing this.

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4 answers
  1. 4r + 3s >= 30

    (the >= means "greater than or equal to" because 30 minutes is the minimum time)

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  2. 4r + 3s >= 30

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  3. 45

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  4. 4r+3s>30

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    4. 🚩

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