Create an equivalent ratio to 10:16 by dividing both sides by 2. What is the equivalent ratio?

How do i do this? i don’t understand

Due to a packaging error, 4 cans labeled diet soda were accidentally filled with regular soda and placed in a 12 pack carton of diet soda. two cans were randomly selected from this 12 pack. what is the probability that both cans were regular soda?

Write the function for the graph. (1.8) (0,4)