For example, if you figured 2000 square feet, you need 2000 square feet/100 square feet in a square = 20 squares of slate. A simple roof might be all rectangles (Area = length * width). There are often triangular sections to compute (Area = the base * height/ 2).
The average price for connecting flights from New York to Mexico City is $517. The average price for non-stop flights from New York to Mexico City is $440. The chart below shows up to date information regarding non-stop flights from New York to Mexico City.
The cost of trip to new york for two people depends on the hotel and flights you pick. The cost can go from as low as $800 to as high as $1700. But if you book your flights online and hotel too then you get to save money and you will be able to avail many discount offers like the ones offered by orbitz or travelocity.