### Exercise condition:

4
Enter the fractions as per the picture shown below:

1. The fraction of the number of blue squares to the total numbers $$=$$ .

2. The fraction of the number of pink squares to the total numbers $$=$$ .

3. The fraction of the number of pink squares in the middle row to the total number of squares $$=$$ .

4. The fraction of the number of blue squares in the middle row to the total number of blue squares $$=$$ .