Multiple choice

Directions: Complete the following number series.

8, 13, 25, 44, ?, 103, 143

  1. 65

  2. 70

  3. 75

  4. 60

  5. 80
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

It is observable that this series is a two-tier series, i.e. first of all, there are differences of 5, 12, 19, 26, 33 and 40. After that, the difference among 5, 12, 19, 26, 33 and 40 is +7,

So, the missing term is 44 + 19 + 7 = 70.

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