The 7th term of the series 6, 12 , 24 .......................is
.
of the series 6, 12 , 24 -------------------is
of the series -128 , 64 , -32 ----------------- is
the 4th term of the series 0.04 , 0.2 , 1 ------------------ is
The last term of the series 1, 2, 4, ------------------to 10terms is
The last term of the series 1, -3 ,9, -27 up to 7 terms is
The sum of the series 1/
3 + 1 + 3/
3
+--------------------- to 18 terms is