-8 2. Calculate the number of minutes that Carlos called within Canada, to the
United States, and to Mexico during the month of December. The charges are
28¢/min within Canada, 30¢/min to the U. S., and 84¢/min to Mexico if the
following conditions applied: His total bill for the month was $90.96. He talked
twice as long to Mexico as he did to the U. S. The total number of minutes spent
talking within Canada and to Mexico was 122.
Your answer