Me, i need to get these correct answers badly

1. choose the answer that correctly expresses this ratio in fraction form. 36: 54

2/3

36/54

12/18

6/9

2. choose the answer that correctly expresses this ratio in simplest fraction form. 25 to 50

5/10

25/50

1/2

50/25

3. a bag contains 12 marbles. three of the marbles are green. what is the probability you will choose a green marble from the bag? express as a fraction.

4. what is the probability of rolling an even number on a standard 6-sided die?

1/6

1/3

1/4

1/2

5. find 30% of 60

6. find 80% of 300