D Dencology Full Member 10+ Year Member 15+ Year Member Joined Mar 7, 2008 Messages 396 Reaction score 0 Aug 31, 2008 #1 Members do not see this ad. in what time will a sum of money be two times itself at 12% per year at simple interest?
Members do not see this ad. in what time will a sum of money be two times itself at 12% per year at simple interest?
I IDK Full Member 10+ Year Member 15+ Year Member Joined Aug 21, 2008 Messages 22 Reaction score 0 Sep 1, 2008 #2 well I don't remember my interest formulas but I think this one's pretty basic. I think it should be something like 200=100(1.12)^n solve for n. Upvote 0 Downvote
well I don't remember my interest formulas but I think this one's pretty basic. I think it should be something like 200=100(1.12)^n solve for n.
keliao Full Member 10+ Year Member 15+ Year Member Joined Jun 10, 2008 Messages 344 Reaction score 0 Sep 1, 2008 #3 t = P/ir ? is this the right formula? Upvote 0 Downvote
E Electrons Full Member 10+ Year Member 15+ Year Member Joined Jun 12, 2007 Messages 200 Reaction score 0 Sep 1, 2008 #4 Is it 8 years and 4 months? Upvote 0 Downvote
