Which of these infinite series has a sum of 111?
0.5+0.25+0.125+…0.5 + 0.25 + 0.125 + \dots0.5+0.25+0.125+…
0.9+0.09+0.009+…0.9 + 0.09 + 0.009 + \dots0.9+0.09+0.009+…
0.8+0.16+0.032+…0.8 + 0.16 + 0.032 + \dots0.8+0.16+0.032+…
0.2+0.04+0.008+…0.2 + 0.04 + 0.008 + \dots0.2+0.04+0.008+…