Answer:
x = -72
Step-by-step explanation:
...................
(12 - 2) * 180 = 1,800/12 = 150
(8 - 2) * 180 = 1,080/8 = 135
B. 8 sides
Answer: 756
Step-by-step explanation:
Given : The proportion of adults over 50 never graduated from high school. = 0.23
Margin of error : E=0.03
Significance level : 
Critical value : 
The formula to find the sample size is given by:_

i.e. 
Hence, the required minimum sample size = 756
Answer:
C: 3 x 4 x 4
Step-by-step explanation:
It's obvious for an European since it's simple approximation, the cm is just thrown in to confuse Americans.