Logical Reasoning - Number Series - Discussion

Discussion Forum : Number Series - Type 1 (Q.No. 3)
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

3.
Look at this series: 36, 34, 30, 28, 24, ... What number should come next?
20
22
23
26
Answer: Option
Explanation:
This is an alternating number subtraction series. First, 2 is subtracted, then 4, then 2, and so on.
Discussion:
65 comments Page 1 of 7.

Amruta said:   1 decade ago
We can do it other way also as follows:

36 - 30 = 6.
34 - 28 = 6.
30 - 24 = 6.
28 - 22 = 6.

So answer is 22.
(1)

Haneeshendluri said:   1 decade ago
The series is 36,34,30,28,24...

Lets take difference of successive 36-34=2,34-30=4,30-28=2,28-24=4..

By observing the above differences that is clear that 4,2 are the successive differences that we are getting.

So the next difference is 2,4,2,4,2,4, next number 24-2=22.
(1)

K. SanthiKannan said:   1 decade ago
36-2=34
34-4=30
30-2=28
28-4=24
24-2=22
Therefor answer 22

Ramya said:   1 decade ago
36 - 30 = 6.
34 - 28 = 6.
30 - 24 = 6.
28 - 22 = 6.

The answer is 22

Arzoo said:   1 decade ago
36-2=34-4=30-2=28-4=24-2=22

That's right answer=22.

Pushpendra said:   1 decade ago
36-2=34-4=30-2=28-4=24-2=22

That's right answer=22.

HIMANSU SEKHAR BHOI said:   1 decade ago
6*6 = 36-2 = 34.

6*5 = 30-2 = 28.

6*4 = 24-2 = 22.

In this way.

Sanjoy das said:   1 decade ago
36-2 = 34.
34-4 = 30.
30-2 = 28.
28-4 = 24.
24-2 = 22.

Therefor answer 22.

Bhaskarananad said:   1 decade ago
36-34 = 2.
34-30 = 4.
30-28 = 2.
28-24 = 4.
24-22 = 2.

So the answer is 22 it is alternate subtraction of 2 and 4.

Ramesh said:   1 decade ago
36 - 2 = 34.
34 - 4 = 30.
30 - 2 = 28.
28 - 4 = 24.
So now,
24 - 2 = 22 answer.


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