I’m not sure but I’m commenting Bc I really need an answer I’m so sorry
Answer: The standard error of the mean = 0.5
Step-by-step explanation:
Given : Sample size : n = 144
Standard deviation : 
The formula to find the standard error of the mean is given by :-

i.e. 
Hence, the standard error of the mean =0.5
2x + 12 = 18
18 - 12 = 6
2x = 6
x = 3
Answer:
c°=70°
Step-by-step explanation:
taking that it would be an alternate interior totaling 180°
take the difference: 180°-110°=70°
Answer:
d>200
Step-by-step explanation:
if the distance (d) is greater (>) than 200 then he will not eat it.
Hope this helps <3