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A legal service costs a dollars for the first hour of service and b dollars for each additional hour. How much does the service cost if it takes 10 hours?

  1. The service costs $286 if it takes 2 hours.
  2. The service costs $565 if it takes 5 hours.
  • AStatement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
  • BStatement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
  • CBOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
  • DEACH statement ALONE is sufficient.
  • EStatements (1) and (2) TOGETHER are not sufficient.
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正确答案: C

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