Logical Reasoning - Number Series - Discussion
Discussion Forum : Number Series - Type 2 (Q.No. 1)
Directions to Solve
Look carefully for the pattern, and then choose which pair of numbers comes next.
1.
28 25 5 21 18 5 14
Answer: Option
Explanation:
This is an alternating subtraction series with the interpolation of a random number, 5, as every third number. In the subtraction series, 3 is subtracted, then 4, then 3, and so on.
Discussion:
126 comments Page 5 of 13.
Kamaraj.S said:
7 years ago
5 is the interpolation of the random number.
Bhavya said:
7 years ago
Nice answer, Thanks @Rohit.
PrabhaT singh said:
7 years ago
Please anyone help me by explaining the answer clearly.
Saurav said:
7 years ago
@All.
Look at the series carefully on 3rd postion of series "5" is repeating number and the common difference between 1st postion and 2nd postion number is 3 (.i.e. 28-25=3, 21-18=3 so next number should be 14-3=11), so ans for this question is 11 5.
Look at the series carefully on 3rd postion of series "5" is repeating number and the common difference between 1st postion and 2nd postion number is 3 (.i.e. 28-25=3, 21-18=3 so next number should be 14-3=11), so ans for this question is 11 5.
Sushant kumar behera said:
7 years ago
Thanks for explaining the logic of this.
Annie said:
7 years ago
Nice logic, thank you @Rohit.
Siddu goud said:
8 years ago
How come answer is 11 5? PLease explain me, I am not getting it.
Jitendra rajput said:
8 years ago
Please give this solutoin.
Nikhilaadarsa said:
8 years ago
I can't understand the calculation.
Suneel said:
8 years ago
28 25 5 21 18 5 14 ? ?
28 - 7 = 21
25 - 7 = 18
5
21 - 7 = 14
18 - 7 = 11
5
14
Ans= 11.
Ans= 5.
28 - 7 = 21
25 - 7 = 18
5
21 - 7 = 14
18 - 7 = 11
5
14
Ans= 11.
Ans= 5.
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