Answer:
[tex]\dfrac{3}{14}[/tex]
Step-by-step explanation:
Total number of marbles :
4 + 6 + 1 + 3 = 14
Total number of blue marbles = 3
P(getting a blue marble) =
[tex]\dfrac{number\:of\: blue\: marbles}{total\: number\: of\:marbles}[/tex]
= [tex]\dfrac{3}{14}[/tex]