1. Teaching Math In 1970
A logger sells a truck load of timber for $1000. His cost of production is 4/5 of the selling price. What is his profit?
2. Teaching Math In 1980
A truck sells a lorry load of timber for $1000. His cost of production is 4/5 of the selling price, or $800.What is his profit?
3. Teaching Math In 1990A logger sells a
(
Read more... )
Comments 1
Reply
Leave a comment