There are 6 brown, 5 blue, and 2 orange marbles in a hat. what is the probability
of picking two orange marbles in a row without returning the marbles back to the
hat? (write your answer as a fraction.)

2/11= 18% chance of picking 2 orange marbles

Step-by-step explanation:

13 Marbles total -2 are orange

=11

2/11= .1818181818

=18%

the ratio of grapes to blueberries she should use is 12: 3

step-by-step explanation:

if mandie is making 15 cups of fruit salad, the ratio of grapes to blueberries she should use is 12: 3.

not sure but it may be b, as i said i'm not sure.