That depends on where you are sending it from (you country of origin) and to (the country of destination).
38 and 42 is 80 stamps. Twice 80 is 160 minus 8 is 152 38 plus 42 plus 152 is 232.
You would change $20 to pennies, so you would have 2000 pennies. Divide 2000 by 38 to get the answer. In this case it would be 52 stamps with 24 cents left over.
38% of earths. If a man weighing 100kg on earth he would weigh 62 kg on mercury.
http://upload.wikimedia.org/wikipedia/commons/thumb/3/38/Diagram_human_cell_nucleus.svg/350px-Diagram_human_cell_nucleus.svg.png
The answer depends onhow hard the brakes are applied,the quality of the brakes,the quality of the tyres,the quality and condition of the road.
38
There are 38 of them.
38" = 96.52cm
A single diamond weighing 38 carats will be more valuable than a collection totaling 38 carats. Every diamond is valued by its colour, clarity, cut and carat weight. Without a gemologist's certificate for each gem -- which you can pay for -- your diamonds are worth whatever someone will pay you for them.
38 ÷ 15 = 2 with remainder 8
The gravity on Mars is much lower than it is here on Earth, 62% lower to be more precise. That means that Martian gravity is 38% of Earth's. A person weighing 100 kg here would tip the scales at 38 kg there.
38" = 0.96m