Multiple choice

Directions: In the following numbers, one number is incorrect. Find the odd number

8, 15, 24, 35, 50, 63, 80..

  1. 50

  2. 24

  3. 35

  4. 15
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A Correct answer
Explanation

The series follows the pattern n²-1 where n starts from 3: 3²-1=8, 4²-1=15, 5²-1=24, 6²-1=35, 7²-1=48 (not 50), 8²-1=63, 9²-1=80. So 50 is incorrect; it should be 48. The pattern generates consecutive squares minus 1.

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