With 21 marbles in the bag, and 9 of them green, her chances are 9/21 that she will pull a green marble. If you reduce 9/21 you get 3/7 which is the way the answer should be expressed (in lowest terms)
Answer Probability of green = 3/7
Answer:
14.378
Step-by-step explanation:
just divide
Multiples of 30 : 30,60,90,120,150....
and the first one that 4 goes into evenly is 60