Logical Reasoning - Number Series - Discussion
Discussion Forum : Number Series - Type 1 (Q.No. 19)
Directions to Solve
In each series, look for the degree and direction of change between the numbers. In other words, do the numbers increase or decrease, and by how much
19.
Look at this series: 8, 6, 9, 23, 87 , ... What number should come next?
Answer: Option
Explanation:
8 x 1 - 2 = 6
6 x 2 - 3 = 9
9 x 3 - 4 = 23
23 x 4 - 5 = 87
87 x 5 - 6 = 429 ...
Discussion:
121 comments Page 1 of 13.
Aruna said:
1 month ago
Thanks all for explaining.
(1)
Nikhil Rana said:
1 month ago
It's very hard to understand this. Please explain me in detail.
Lekha said:
1 month ago
Good and very helpful. Thanks all for explaining the answer.
Navadeep Kothakonda said:
1 month ago
Okay, Thank You.
Sowmyareddy said:
2 months ago
Thanks for explaining the answer.
(2)
Aadarsh Yadav said:
3 months ago
The series logic starts with the pattern: 6, 9, 23, 87.
Manoj said:
4 months ago
Very helpful. Good to practice. Thanks.
(2)
Sathwika reddy said:
4 months ago
It was a good explanation. Thanks all.
(2)
Deepthi R said:
6 months ago
Great explanations, Thanks all.
(1)
DHA said:
6 months ago
8 x 1 - 2 = 6,
6 x 2 - 3 = 9,
9 x 3 - 4 = 23,
23 x 4 - 5 = 87,
87 x 5 - 6 = 429 .
6 x 2 - 3 = 9,
9 x 3 - 4 = 23,
23 x 4 - 5 = 87,
87 x 5 - 6 = 429 .
(14)
Post your comments here:
Quick links
Quantitative Aptitude
Verbal (English)
Reasoning
Programming
Interview
Placement Papers