Postage Function, Using [ ]

If the postal rate for first class letters is 42 cents for the first ounce or any portion thereof, and 17 cents for every ounce or portion thereof after the first ounce, then find the cost of a letter weighing w ounces, where w is some positive real number. Use [x] to stand for the greatest integer in w, as usual.


Show/Hide Solution

Leave a Reply

Your email address will not be published. Required fields are marked *