Question

Jody has 4 red marbles, 5 blue marbles, and 9 yellow marbles. What is the ratio of red marbles to blue marbles?

Answer 1

The answer is 9/18 because you add them together and then add the nuber of red and blue
 Hope this helps 

Answer 2

4;5
4 to 5
 or
4/5
are all correct answers for this one :)
Hope this helps :D