# Logical Reasoning - Number Series - Discussion

Discussion Forum : Number Series - Type 1 (Q.No. 2)
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

2.
Look at this series: 7, 10, 8, 11, 9, 12, ... What number should come next?
7
10
12
13
Explanation:
This is a simple alternating addition and subtraction series. In the first pattern, 3 is added; in the second, 2 is subtracted.
Discussion:
91 comments Page 1 of 10.

Pavani Sindhuja said:   1 month ago
Agree, Option B) 10 will be the correct answer.
(3)

Janhavi Landge said:   1 month ago
The first pattern 3 is added & second pattern 2 is subtracted.

7 + 3 = 10,
10 - 2 = 8,
8 + 3 = 11,
11 - 2 = 9,
9 + 3 = 12,
12 - 2 = 10.
(10)

Ashu Shukla said:   2 months ago
Agree, the correct Answer should be 10.
(1)

Monalisha Satapathy said:   3 months ago
Agree with the given option i.e. 10 is the right answer.
(2)

Ankit mishra said:   4 months ago
(3)

Ajay said:   4 months ago
7, 10, 8, 11, 9, 12.

7 + 1 = 8,
8 + 1 = 9,
9 + 1 = 10.

(12)

Golu kumar said:   6 months ago
I think 10 is the right answer.
(4)

Komal Yadav said:   7 months ago
(11)

Loku said:   7 months ago
7+3=10,
10-2=8,
8+3=11,
11-2=9,
9+3=12,
12-2=10. So, the answer is 10.
(28)

Praveen s said:   9 months ago
7, 10, 8, 11, 9, 12.
7 + 1 = 8
8 + 1 = 9
9 + 1 = 10.