This question is of mathematics please solve the 18th one Share with your friends Share 0 Atul Shaw answered this Dear student,Initially total virus=30After one hour=2×30After two hour=2×(2×30)=22×30After three hour=2×(2×2×30)=23×30So, series is like: 30, 21×30, 22×30, 23×30,......(i) a1=30; a2=21×30; a3=22×30a2a1=21×3030=2a3a2=22×3021×30=2As, ratio is same thus we can conclude that series is in GP.option B is correct.(ii) a=30option C is correct.For further queries, please start a new thread to get rapid assistance fromour experts.Regards 0 View Full Answer
