Answer: 2/7, 2 : 5, 2 to 5
Step-by-step explanation:
7 is the total
5 is white
2 is grey
2/7 is 2 out of 7 since 2 is grey
2 : 5 is 2 grey for 5 white
2 to 5 is the same thing as 2 : 5
