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Multiple choice

Choose the correct alternatives from given ones that will complete the series. 20, 20, ?, ?, 17, 13, 14, 11

  1. 16,19

  2. 18,16

  3. 19,16

  4. 20,19

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The pattern is: -1, -4, -2, -3, -3, -2. Starting from 20: 20-1=19, 20-4=16, 19-2=17, 16-3=13, 17-3=14, 13-2=11. This creates 20, 20, 19, 16, 17, 13, 14, 11.

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