जॉइन Examsbookउत्तर : 4. "80"
Find out the wrong number in the following series:
5, 15, 30, 80, 180, 540, 10805
प्र: Find out the wrong number in the following series: 5, 15, 30, 80, 180, 540, 1080
- 1540false
- 2180false
- 330false
- 480true
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उत्तर : 4. "80"
व्याख्या :
Answer: D) 80 Explanation: There should be 90 instead of 80so we can have a series5, 5x3, 15x2, 30x3, 90x2, 180x3, 540x2 and 1080x3 and so on...