Question

John has a bag of marbles. He removed one marble, recorded the color and then placed it back in the bag. He repeated this process several times and recorded his results in the table. Find the probability of drawing Blue. Write your answers in simplest form.

a) 3/7
b) 4/7
c) 2/7
d) 1/7

Answer 1

The probability of drawing a blue marble is 4/7.

Step-by-step explanation:

To find the probability of drawing a blue marble, we need to determine the ratio of the number of blue marbles to the total number of marbles in the bag. In this case, there are 4 blue marbles and 7 total marbles. So, the probability of drawing blue is 4/7, which is option a).