What is the sales tax if the selling price is $70.00 and the rate of sales tax is 8%?

Adriana sold 50 shares of a company’s stock through a broker. the price per share on that day was $22.98. the broker charged her a 0.75% commission. what was adriana’s real return after deducting the broker’s commission? a. $8.62 b. $229.80 c. $1,140.38 d. $1,149.00

Use the data on the dot plot to answer the question.how many people read for more than three hours last week? i'm on a unit test review

Math i have no idea how to do a and b