🚀 go-pugleaf

Dear Friends,

I have some math problems, for all you wizzes out there.  Actually they are 
problems I am stuck on and need some help with.  If you would be so kind.....

A man invests $10,000 in two enterprises.  One enterprise yeilds 8% per year 
and the other yeilds 10% a year.  If the income from both investments is $940 
annually, how much how much did he invest in each enterprize?

It takes a ferryboat 2 hours to travel 30 miles going downstream and 3 hours 
for the return upstream.  What is the ferry boats speed in still water?

Yolanda is twice as old as Tyrone.  Six years from now the sum of their ages 
will be 27 years.  How old are Yolanda and Tyrone now?

The sum of 2 numbers is 70.  Their difference is 34.  What are the numbers?

I would really appreciate the help.  

Thanks,

Peter F.

peterf@gears.efn.org