Pretty sure the answer is 29/20 or 1 9/20. You get this by find the common denominator , 60, and then adding the number all together and simplifying
        
                    
             
        
        
        
The marks are by 1 so just count
 
        
             
        
        
        

=> 660 ÷ 3
=> 220
☃️ Quotient :- <u>2</u><u>2</u><u>0</u>
☃️ Reminder :- <u>0</u>
 
        
             
        
        
        
Answer:
1/3
Step-by-step explanation:
i have attached a tree diagram to help with your understanding, first branches show probability of picking either green or red the first time she picks one. The next set of branches show the updated probabilities after one pencil has been taken out.