The postage from the US for an ordinary first class letter of 1 ounce or less is 98 cents You can buy a 98-cent stamps or use any combination of stamps whose total value is 98 cents of more. 2 forever stamps plus a 10-cent stamp would work.
.2X + .32X = 5.2 Combined like terms .52X = 5.2 divide by .52 X = 10 10 stampes of each type
my mom who is a postal worker says 2
Two ways only. 4 rows with 25 stamps each or 5 rows with 20 stamps each.
NOT: 15 ounces to make 10%Correct answer:Twenty ouncesCalculus:Let it be M ounces. Then:20%*(M ounce) + 5%*(40 ounce) = 10%*(M+40 ounce)20*M + 200 = 10*M + 400(20-10)*M = 400-20010M = 200M = 20
As of June 10, one ounce of first class mail is 44¢. Every additional ounce is 20¢. So, a six ounce envelope would cost $1.44 to mail, or four forever stamps.
It only takes a single stamp. But it does have to be the properdenomination. Currently the rate for a one ounce flat in the US is 88 cents. (10/2009)
Typically you will need stamps for 10 ounces. The first ounce will go for the standard first class postage rate. The second and additional ounces will go for a reduced rate. Currently that would be 45 cents for the first ounce and 20 cents each for the others. the total would be $2.25.
The postage from the US for an ordinary first class letter of 1 ounce or less is 98 cents You can buy a 98-cent stamps or use any combination of stamps whose total value is 98 cents of more. 2 forever stamps plus a 10-cent stamp would work.
10
3 Forever stamps. A one ounce letter to Zambia Africa is currently 98 cents (as of 26 August 2011). Two Forever stamps would only be 88 cents, so add a third stamp to cover the additional 10 cents necessary.
The cost for the first ounce of postage for most of 1999 was 33 cents. The rate was established 10 January, 1999.
It only takes a single stamp! But it does have to be the correct denomination. Currently the rate for a four ounce flat in the US is $1.39. (10/2009)
10?
10
1 ounce = 3.12500 × 10-5 short tons
1 ounce = 3.12500 × 10-5 short tons