Steven has 1/3 of package of biscuit mix left. He will use equal para of the leftover mix to make three watches of biscuits. If he uses all of the mix, what fraction of the original package will he use for each batch?​

The salesperson earns a 5% commission on the first $5,000 she has in sales. the salesperson earns a 7.5% commission on the amount of her sales that are greater than $5,000. this month the sales person had $8,000 in sales. what amount of commission, in dollars, did she earn?