MessageTeaching Maths In 1970. A logger sells a truckload of lumber for Â£100. His cost of production is 4/5 of the price. What is his profit? 2. Teaching Maths In 1980 A logger sells a truckload of lumber for Â£100. His cost of production is 4/5 of the price, or Â£80. What is his profit? 3. Teaching Maths In 1990 A logger sells a truckload of lumber for Â£100. His cost of production is Â£80. Did he make a profit? 4. Teaching Maths In 2000 A logger sells a truckload of lumber for Â£100. His cost of production is Â£80 and his profit is Â£20. Your assignment: Underline the number 20. 5. Teaching Maths In 2007 A logger cuts down a beautiful forest because he is selfish and inconsiderate and cares nothing for the habitat of animals or the preservation of our woodlands. He does this so he can make a profit of Â£20. What do you think of this way of making a living? Topic for class participation after answering the question: How did the birds and squirrels feel as the logger cut down their homes? (There are no wrong answers.) 6. Teaching Maths 2017 Ø£ Ø§ÙÙ Ø³Ø¬Ù ØªØ¨ÙØ¹ ØÙ ÙÙÙ Ø´Ø§ØÙØ© Ù Ù Ø§ÙØ®Ø´Ø¨ Ù Ù Ø§Ø¬Ù 100 Ø¯ÙÙØ§Ø±. ØµØ§ØØ¨ ØªÙÙÙØ© Ø§ÙØ§ÙØªØ§Ø¬ Ù Ù Ø§ÙØ«Ù Ù. Ù Ø§ ÙÙ Ø§ÙØ±Ø¨Ø ÙÙØ