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Back to 3.1 Use a Problem-Solving Strategy

3.1 Exercise 39

Avg difficulty 2.5

Solve using the problem solving strategy for word problems. Remember to write a complete sentence to answer each question.

Two-thirds of the children in the fourth-grade class are girls. If there are 20 girls, what is the total number of children in the class?

OpenStax Elementary Algebra 2e, 3.1 Use a Problem-Solving Strategy, exercise 39

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Adapted from Elementary Algebra 2e © 2020 Rice University. Licensed under CC BY 4.0. Source: Elementary Algebra 2e. Imported at revision 77a933c.