To what sum does the geometric series `2.8+2.1+1.575+….` converge ?

The sum of first 8 terms of the geometric series 2+6+18+54+ . . . Is

Find the sum of the grometric series 1+1/2+1/4+1/8+... to 12 terms.

Find the sum of the geometric series : 1,(1)/(2),(1)/(4),(1)/(8), . . . .. . . . . . upto 12 terms.

The sum of an infinite geometric series is 2 and the sum of the geometric series made from the cubes of this infinite series is 24. Then the series is:

The sum of an infinite geometric series is 2 and the sum of the geometric series made from the cubes of this infinite series is 24. Then the series is:

Find the sum of first n terms and the sum of first 5 terms of the geometric series 1+2/3+4/9+......

Find the sum of first n terms and the sum of first 5 terms of the geometric series 1 + 2/3 + 4/9 +dotdotdot

Find the sum of first n terms and the sum of first 5 terms of the geometric series 1+ 2/3 +4/9 +............