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English and Logical Reasoning Prep GuideLogical ReasoningSeries Completion

Paragraph: This set contains additional number series questions, some of which are in Roman numerals. These items differ from Sets 1,2 , and 3 because they ask you to find the number that fits somewhere into the middle of the series. Some of the items involve both numbers and letters; for these questions, look for a number series and a letter series. Question: Look at this series: 664, 332, 340, 170, _ _ _ _ , 89, Wh

Options

  1. A85
  2. B97
  3. C109
  4. D178

Correct answer

D. 178

Step-by-step solution

This is an alternating division and addition series: First, divide by 2, and then add 8.

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