If 19th term of a non-zero A.P. is zero, then its (49th term) : (29th term) is
a. |
3 : 1 |
b. |
4 : 1 |
c. |
2 : 1 |
d. |
1 : 3 |
If 19th term of a non-zero A.P. is zero, then its (49th term) : (29th term) is
a. |
3 : 1 |
b. |
4 : 1 |
c. |
2 : 1 |
d. |
1 : 3 |