Aptitude - Odd Man Out and Series - Discussion

Discussion Forum : Odd Man Out and Series - Missing No. (Q.No. 3)
Directions to Solve
Insert the missing number.

3.
1, 4, 9, 16, 25, 36, 49, (....)
54
56
64
81
Answer: Option
Explanation:

Numbers are 12, 22, 32, 42, 52, 62, 72.

So, the next number is 82 = 64.

Discussion:
6 comments Page 1 of 1.

Khushbu Yashpal Bhaisare said:   8 months ago
Nice, thanks for explaining.

Padre said:   4 years ago
Add odd numbers on each figure,

1, 1+3=4, 4+5=9, 9+7=16, 16+9=25, 25+11=36, 36+13=49, 49+15=64.
(1)

Swathi said:   10 years ago
4-1=3
9-4=5
16-9=7
25-16=9
36-25=11
49-36=13
64-49=15

The difference of two preceding number is odd from 3 onwards. Answer is 64

Sudheer said:   10 years ago
I didn't understand, how it came 64?

Adil Maqbool said:   1 decade ago
To each number successively add odd numbers from 3 onwards & we get 64 as answer.

Vicky said:   1 decade ago
1+0=1
1+3=4
4+5=9
9+7=16
16+9=25
25+11=36
36+13=49
49+15=64
(1)

Post your comments here:

Your comments will be displayed after verification.