Aptitude - Odd Man Out and Series - Discussion

Discussion Forum : Odd Man Out and Series - Missing No. (Q.No. 4)
Directions to Solve
Insert the missing number.

4.
2, 4, 12, 48, 240, (....)
960
1440
1080
1920
Answer: Option
Explanation:

Go on multiplying the given numbers by 2, 3, 4, 5, 6.

So, the correct next number is 1440.

Discussion:
6 comments Page 1 of 1.

Satyanarayan majhi said:   4 years ago
2x2 = 4.
4x3 = 12.
12x4 = 48.
48x5 = 240.
240x6 = 1440.
(2)

DANANJEYAN said:   7 years ago
2, 4, 12, 44, 194, 992 find the wrong one.

Please tell me the solution.

Arjun said:   8 years ago
Simple method:

2 * 2.
4 * 3.
12 * 4.
48 * 5.
240 * 6 = 1440.
(1)

Shivam said:   9 years ago
2*2 = 4.
4*3 = 12.
12*4 = 48.
48*5 = 240.
240*6 = 1440.

Vamsi said:   1 decade ago
Alternate method
2*1=4
(2+4)*2=12
(12+4)*3=48
.
.
(240+48)*5=1440

GopiNath said:   1 decade ago
2*2 4*3 12*4 48*5 240*6

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