Please help 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

1. Choose the answer that correctly expresses this ratio in simplest fraction form. 25 to 50
   
   

5/10


25/50


1/2


50/25

1. 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.
   
   
   
2. What is the probability of rolling an even number on a standard 6-sided die?
   
   

1/6


1/3


1/4


1/2

1. Find 30% of 60
   
   
2. Find 80% of 300