Aptitude - Odd Man Out and Series - Discussion

Discussion Forum : Odd Man Out and Series - Find Wrong No. (Q.No. 4)
Directions to Solve
Find out the wrong number in the series.

4.
445, 221, 109, 46, 25, 11, 4
221
109
46
25
11
Answer: Option
Explanation:

Go on subtracting 3 and dividing the result by 2 to obtain the next number.

Clearly, 46 is wrong.

Discussion:
23 comments Page 3 of 3.

Nagendramurthy said:   1 decade ago
Let me explain ..

445-3=442
442/2=221

221-3=218
218/2=109

109-3=106
106/2=53

53-3=50
50/2=25

25-3=22
22/2=11

11-3=8
8/2=4


So after 109 it should be 53.. in the given series it is 46 so

Have a nice day..!

Thiyagu said:   1 decade ago
it's 46

Laxmi said:   1 decade ago
series is wrong....think so

if wrong number is 46

it should be 445,221,109,53,46(45),21,9,3...


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