Abag has 6 yellow marbles and 6 brown marbles. half of the brown marbles are made of plastic. a marble is selected at random from a bag. what is the probability that is is a brown, plastic marble! write your answer as a fraction is simplest form

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

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