A bag contains 1 blue, 2 green, 3 yellow, and 3 red marbles, as shown.
What is the probability of drawing a red marble out of the bag without looking?
10
CVO
-10
-ICV
first we check the total no of marbles. then check the no of red marbles and use the no red marbles as the numerator and the total no of marbles as the denominator