There are 63 marbles in a leather bag. Some of the marbles are blue, some are green, some are clear, some are gold, and some are red. Based on experimental probability, there is a 1 in 7 chance of pulling out a blue marble. About how many blue marbles might be in the entire bag?




Group of answer choices

7 blue marbles

13 blue marbles

9 blue marbles

6 blue marbles