Answer:
$9.50
Step-by-step explanation:
Answer:
When
and
:

Step-by-step explanation:
-8ab can be seen as -8×a×b. Insert the given values:

Simplify multiplication from left to right:

Insert and solve:

:Done
Divide the volume by the two measures. 728 ÷ 8 = 91 ÷ 6.5 = 14 so, the shoe box is we inches long.
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
Half of the distance from one side, through the middle, to the other side.
circumference: 3.14*radius*2