One ounce. That's four sheets of typing paper plus the envelope.
Read more: What_is_the_most_a_letter_can_weigh_for_a_42_cent_stamp
insufficient information it deoends on how much the card weighs but probobly one stamp
Need to know how much one marble weighs, and how many are in a cubic yard
You need more information. You need to know how much paper you are dealing with (a ream, or some other sheet count) and also the specific grade of paper. Reams of different paper can weigh differently.
You need to know the age but mostly 5 to 6 stones
If the letter weighs less than one ounce, then one 1st-class stamp will suffice. At present (August 2012), the postage rate is 45 cents.
yes, you pretty much ALWAYS need a stamp to send a letter in the mail. :)
no
Yes. Every letter mailed in the US needs a stamp.
Yes, you do need a stamp wherever you post anything.
3 Just one stamp will do it for a normal letter.
The stamp has to be accepted where you mail the letter. If you are mailing in Canada, you need a Canadian stamp. If you are in the US mailing to Canada, you can use a US stamp.
About one liberty stamp :)
The reason you need a stamp to mail a letter is because the stamp is the proof that you paid for your letter to be delivered. Instead of paying the mailman directly, and waiting for him to come to your house so you can pay the mailman to deliver your mail, the stamp proves that you paid for the delivery of the mail.
No of course not! you'd need an airmail stamp.
an address, a postage stamp and a letter to stick it to.
I depends on how much the letter weighs, 1 First Class stamp is good for 1 ounce.
Yes, you do