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Back to 13.2 Arithmetic Sequences

Solving Application Problems with Arithmetic Sequences

Avg difficulty 2.5

A five-year old child receives an allowance of $1 each week. His parents promise him an annual increase of $2 per week.

  1. ⓐWrite a formula for the child’s weekly allowance in a given year.
  2. ⓑWhat will the child’s allowance be when he is 16 years old?

OpenStax Algebra and Trigonometry 2e, 13.2 Arithmetic Sequences, exercise 22

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Adapted from College Algebra © 2021 Rice University. Licensed under CC BY 4.0. Sources: College Algebra 2e, Algebra and Trigonometry 2e, Precalculus 2e, College Algebra with Corequisite Support 2e. Imported at revision 4922e46.