Q) In the series3, 9, 15, …… what will be the 21st term?
Options:
A)117
B) 121
C) 123
D) 129
In the series3, 9, 15, …… what will be the 21st term? [3768]
Q) In the series3, 9, 15, …… what will be the 21st term?
Options:
A)117
B) 121
C) 123
D) 129