Find the sum of the following geometric progression: `4,2,1,1//2, \ to\ 10\ ` terms.

Find the sum of the following geometric progression: 4,2,1,1/2,quad rarr10 terms.

Find the sum of the following geometric progression: 2,6,18 to 7 terms

Find the sum of the following geometric progression: 2,6,18… to 7 terms

Find the sum of the following geometric progression: 1,-1/2,1/4,quad -1/8

Find the sum of the following geometric progression: 1,3,9,27, to 8 terms.

Find the sum of the following geometric progression: 1,3,9,27,… to 8 terms.

Find the sum of the following geometric progression: 4,8,16,32.... to 8 terms

Find the sum of the following geometric progression: 1,\ -1//2,\ 1//4,\ -1//8.........

Find the sum of indicated terms of each of the following geometric progression: 1,2,4,8,…….,upto 12 terms

Find the sum of the following geometric series: 2/9-1/3+1/2-3/4+ to\ 5\ terms.