If we need to come up with a better theoretical formula, we might have to dig into this level of detail and more. At the moment, I'm more interested...
It is very, very difficult for you to show your work if you just copy it from someone else.
You MUST have SOME idea or it is horribly unfair for you...
Charlie is the oldest child in the Brown family. He is seven years less than three times as old as his sister Sally. Sally is three years older than...
Since the conditions of this exercise would not occur in "real life" (guaranteed returns? really?!?), I will guess that this is actually an exercise...
Have you followed the discussion and tried doing what I said to do? You can find a rather simple real solution; the complexity I mentioned is largely...