Logical Reasoning - Number Series - Discussion
Discussion Forum : Number Series - Type 1 (Q.No. 12)
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
12.
Look at this series: 14, 28, 20, 40, 32, 64, ... What number should come next?
Answer: Option
Explanation:
This is an alternating multiplication and subtracting series: First, multiply by 2 and then subtract 8.
Discussion:
86 comments Page 8 of 9.
Nima dorji said:
3 years ago
Sir I didn't get it. Can anyone explain once more?
(5)
Raj said:
6 years ago
7, 10, 16, 28 multiples and its gap are 3, 6, 12.
Ajay said:
6 years ago
14, 24, 33, 44, 108, 122 what is the next digit?
Suman sundar said:
1 decade ago
14*(2)28 - (8)20*(2)40 - (8)32*(2)64 - (8)56.
K.sujitha said:
9 years ago
14 + 6 = 20,
20 + 12 = 32,
32 + 24 = 56.
20 + 12 = 32,
32 + 24 = 56.
Abdullah Shuja said:
6 years ago
128 is the right answer i.e. *2 then -8.
Sufi_azmat said:
1 decade ago
14,28,20,40,32,64,x
*2
-8
*2
-8
*2
-8
*2
-8
*2
-8
*2
-8
Anil said:
1 decade ago
Why we should mutiply by 2 and add 8 ?
Siddharth said:
6 years ago
14+6 = 20.
20+(6*2) = 32.
32+24 = 56.
20+(6*2) = 32.
32+24 = 56.
Praveen said:
2 decades ago
No sir. I did not get the answer.
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