Question

a jar contains 27 marbles .Some of them are green and other are blue.If a marble is drawn at random from the jar the probability that it is green is 2/3 Find the number of blure marbles in the jar:

Answer 1

2/3 * x/x=y/27
2/3 * 9/9=18/27
No. Of green balls=18
No of blue balls =27-18
=9

Answer 2

Answer:

Blue marbles =9

Step-by-step explanation:

Green marbles=2/3×2=18

So, now

Blue marbles =27-18=9