Logical Reasoning - Number Series - Discussion

Discussion Forum : Number Series - Type 1 (Q.No. 17)
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

17.
Look at this series: 2, 6, 18, 54, ... What number should come next?
108
148
162
216
Answer: Option
Explanation:
This is a simple multiplication series. Each number is 3 times more than the previous number.
Discussion:
41 comments Page 3 of 5.

Antik Choudhury said:   9 years ago
Multiplying by 3.
2 * 3=6,
6 * 3=18,
18 * 3=54,
54 * 3=162.
162 is the answer.

Alisha said:   10 years ago
2*(3^0)*3 = 6.
2*(3^1)*3 = 18.
2*(3^2)*3 = 54.
2*(3^3)*3 = 162.

Answer: 162
(1)

Angel said:   1 decade ago
First no is multiplied by 3 to get the next no.

So our answer is 54*3=162.

Sarmistha said:   1 decade ago
2*3=6
2*(3*3)=18
2*(3*3*3)=54
2*(3*3*3*3)=162
So, the answer is 162.

G Mahesh yadhav said:   9 years ago
Multiplying by 3.

3 * 2 = 6,
3 * 6 = 18,
3 * 18 = 54,
3 * 54 = 162.

Malar said:   1 decade ago
2-6=4*3
6-8=12*3
18-54=36*3=108.
why didnot assume like this

Jyothi said:   1 decade ago
2*3 = 6.
6*3 = 18.
18*3 = 54.
54*3 = 162 is correct answer.

Uttam rokaya said:   3 years ago
2*2 + 2 = 6.
6*2 + 6 = 18.
18*2 + 18 = 54.
54*2 + 54 = 162.
(22)

Arnab said:   1 year ago
2 * 3 = 6.
6 * 3 = 18,
18 * 3 = 54,
54 * 3 = 162.
(24)

Bhargavi kora said:   5 years ago
2 * 3 = 6,
6 * 3 = 18,
18 * 3 = 54,
54 * 3 = 162.
(3)


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