Answer:

Step-by-step explanation:
15y - 9 < 36 <em>add 9 to both sides</em>
15y < 45 <em>divide both sides by 15</em>
y < 3
Answer:
11
Step-by-step explanation:
Answer:
I think it is C. If im wrong, then it is A because I know that it is random sampling.
Step-by-step explanation:
Answer:
0.58578643762
Step-by-step explanation:
Answer:
i only can explain until number 7
i am sorry
maybe that help you