5 15 30 135 405 1215 3645 Which term is not suitable in the given sequence

5*3=15
15*3=45
45*3=135
135*3=405
405*3=1215
1215*3=3645
therefore 30 is not suitable in series.
10 years agoHelpfull: Yes(3) No(0)
5*3=15
15*3=45
45*3=135
135*3=405
405*3=1215
1215*3=3645
so here 30 is not suitable
10 years agoHelpfull: Yes(1) No(0)
30 it shd be 45...as
5*1
5*3
5*3^2
5*3^3
5*3^4
5*3^5
5*3^6........thank u
10 years agoHelpfull: Yes(1) No(0)
Multiply every number by 3
then we get a diff. Number in series
5,15,45,135,405,1215,3645

and given series is
5,15,30,135,405,1215,3645

so 30 is placed by 45 to get correct ans
10 years agoHelpfull: Yes(1) No(0)
Multiply every number by 3
then we get a diff. Number in series
is 30
10 years agoHelpfull: Yes(1) No(0)
30 is not rightly placed in the sequence
10 years agoHelpfull: Yes(0) No(0)
I thnk there should be 35 instead of 30.
10 years agoHelpfull: Yes(0) No(3)
30 is not suitable..
the given sequence is power of 3 cycles that is multiplied with the number 5.
10 years agoHelpfull: Yes(0) No(0)
Multiply every number by 3
then we get a diff. Number in series
5,15,45,135,405,1215,3645

and given series is
5,15,30,135,405,1215,3645

so 30 is placed by 45 to get correct ans
10 years agoHelpfull: Yes(0) No(0)
30
all others have 5 in units place xcept 30
10 years agoHelpfull: Yes(0) No(1)
45

15/5=3
45/5=9
135/5=27
405/5=81
.
.
.
3,9=3^2,27=3^3,81=3^4.......
9 years agoHelpfull: Yes(0) No(0)

5,15,30,135,405,1215,3645
Which term is not suitable in the given sequence...