SAT Math Practice Exam

Category - Mathematics - Medium

Rosa is twice as old as Byron.Fred is one year older than Byron.If Fred's age is represented by F, which of the following represents the ages of Rosa and Byron, respectively?
  1. ½ ( F - 1) and F - 1
  2. ½ ( F + 1) and F + 1
  3. 2 ( F - 1) and F - 1
  4. 2 ( F + 1) and F + 1
  5. 2 F and F - 1
Explanation
Answer: C - 2 ( F - 1) and F - 1
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