> But a spokesman for McGraw-Hill said the publisher received no payments from companies whose products appear in the book. ''We have no commercial or promotional arrangements to use particular brands,'' said the spokesman, Neal Allen. One of the book's authors said that the well-known products were included simply to make the math problems more relevant to sixth graders.
[...]
For example, the 1995 edition, still in use in many places, introduces a decimal division problem as follows: ''Will is saving his allowance to buy a pair of Nike shoes that cost $68.25. If Will earns $3.25 per week, how many weeks will Will need to save?'' To the right of the text is a full-color picture of a pair of Nikes.
Another word problem, this one in the 1999 edition, gives a plug to Oreos, made by Nabisco: ''The best-selling packaged cookie in the world is the Oreo cookie,'' it begins. ''The diameter of an Oreo cookie is 1.75 inches. Express the diameter of an Oreo cookie as a fraction in simplest form.''
http://www.nytimes.com/1999/03/21/business/math-book-salted-...
Excerpt:
> But a spokesman for McGraw-Hill said the publisher received no payments from companies whose products appear in the book. ''We have no commercial or promotional arrangements to use particular brands,'' said the spokesman, Neal Allen. One of the book's authors said that the well-known products were included simply to make the math problems more relevant to sixth graders.
[...] For example, the 1995 edition, still in use in many places, introduces a decimal division problem as follows: ''Will is saving his allowance to buy a pair of Nike shoes that cost $68.25. If Will earns $3.25 per week, how many weeks will Will need to save?'' To the right of the text is a full-color picture of a pair of Nikes. Another word problem, this one in the 1999 edition, gives a plug to Oreos, made by Nabisco: ''The best-selling packaged cookie in the world is the Oreo cookie,'' it begins. ''The diameter of an Oreo cookie is 1.75 inches. Express the diameter of an Oreo cookie as a fraction in simplest form.''
To conclude: https://www.youtube.com/watch?v=HK0BMaUMmGw