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Study Stuff for MCA Examinations - NIMCET
Study Stuff for MCA Examinations - NIMCET
Previous Year Question (PYQs)
Identify the sixth number in the series:
6, 11, 21, 36, 56, ?
Solution
Series: 6, 11, 21, 36, 56, ?
Differences
11 − 6 = 5
21 − 11 = 10
36 − 21 = 15
56 − 36 = 20
The differences are +5, +10, +15, +20 (increase by 5 each time). Next difference = +25.
Next term
56 + 25 = 81
Answer: 81
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