rob a bank xD
I don't fully understand your question, but I can assure you that you cannot legitimately make $300 a day unless you are in a highly professional field usually requiring years of education or training.
3 dollars
I think its up to 300 dollars and at the register you can get up too 100 dollars cash back.
fly to space and back
300 of them.
80% of 300 dollars = 80% * 300 = 0.8 * 300 = 240 dollars
[Debit] Goat 300 [Credit] Cash 300
I am not sure if it is exactly 300 billion dollars, but the answer you are looking for is PETROLEUM.
10% of 300 dollars = 300*10/100 = 30 dollars
Debit Cash 300 Credit Sales 300
Jobb??
about 300 dollars