A box contains 2 white ball,3 black ball and 4 red ball in how many ways can3 ball be draw form the box ,if at least one black ball is to be included in the draw?

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.

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

Find the nonpermissible replacement for binthis expression. b2/5b +5