Guys do y’all like my pfp lol

Acar dealership pays you 5% commission on your first $10,000 on car sales and 8% commission on the sale amount over $10,000 if you sold a $12,000 car how much is your commission

What is the number 321,000,000 in scientific notation? also what is the number? ?

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?