Respuesta :

terryding2009

Answer: 7/12

Step-by-step explanation: There is a total of 3+7+2 = 12 marbles in the bag. 7 are blue marbles so there is a 7/12 chance of getting a blue marble when one marble is drawn.

stu132057

Answer:

7/12

or an 84%

Step-by-step explanation: