One level teaspoon is five grams unless the Bute is very light or heavy. If it isn't pure you'll have to adjust accordingly.
0.2 teaspoons in a gram of sugar.
Three
About 1/5 teaspoon.
One gram is equal to one gram.
About 1/5 of one teaspoon.
That is 1/5 teaspoon.
1 teaspoon ginger powder to gram
There are three teaspoons in a tablespoon. And according to cooking charts one teaspoon of oregano equals one gram. If this is the case then there are 3 grams of oregano in a tablespoon.
About 30 teaspoons
That is about 1.5 teaspoons.
Since teaspoons is a volume unit while gram is mass unit it depends on what you're measuring.
one gram