Answer:
B. 4,1
Step-by-step explanation:
6/9 just multiply both parts of the fraction by 3
Answer:
50%
Step-by-step explanation:
you divide 75 by 37.50 i hope this helped.
Answer:

Step-by-step explanation:
I will upload a picture with my work.
Because the arrow is pointing to the left, the answer to the solution set needs to be less than the the number the dot is on.
A solid dot on a number means that that number is included in the solution set.
In the picture the solid dot is on 4.5, so the solution set needs to be equal to or less than 4.5.
The answer is:
{x | x ≤ 4.5}