What is the amount of Julie's commission?

a. $263.60
b. $131.30
c. $65.50
d. $121.00

2) Carol won $20,000 in the state lottery. The tax rate on her winnings is 36%. How much money will Carol receive after taxes?
a. $7,200
b. $12,800
c. 750%
d. 0.75%

3) Joshua earns $575 per week. Last week he spent $51.75 on groceries. What percent of his weekly income did Joshua spend on groceries?
a. 9%
b. 11.11%
c. 25%
d. 10.5%