Missing Term in Number Series

MAT 2018 · Intelligence & Critical Reasoning · Easy · Number Series

Find the missing term: 60,40,55,45,50,?60, 40, 55, 45, 50, ?

  1. A.

    45

  2. B.

    50

  3. C.

    55

  4. D.

    60

Answer

B

Explanation

This is an alternating series: First sub-series: 60,55,5060, 55, 50 (decreasing by 5) Second sub-series: 40,45,?40, 45, ? (increasing by 5) Next term in second sub-series = 45+5=5045 + 5 = 50.

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