a lot
There are 34 lines in total but there are 35 if you count the margin.
To where exactly?
If the mail piece is within normal letter regulations it should only cost a standard stamp (.44 cents). If it is a little heavier than normal, you might want to try using two stamps or .68 cents worth of stamps
The stamps have to add up to 45 cents.
27 spaces, 26 blue lines, and one red line.
A piece of paper has three dimensions. They are the length, width and thickness of the paper. Paper is available in many sizes such as A1, A3, A4 and A5.
500 sheets of paper is the International Standard for a ream of paper.
you are folding it, there is still only one piece of paper
Depends on the weight of the paper. Postage is determined by weight, not by number.
it depends where you send it to
The number of stamps depends on the value of the stamps and how much the item weighs. Standard first class for one ounce is 45 cents.
about 10