Answer:
believe the answer is

Step-by-step explanation:
Hope this helps!
Solution :
The data is normally distributed.
The standard deviation is 18 days
Here the data is normally distributed and 54 days is 3 days of standard deviation.
Therefore, the percentage of the births that would be
within the 54 days of the mean
length is given by :
= P( -3 < Z < 3)
= 0.9544
= 95 %
Therefore, about 95% of the births would be
within 54 days of the men
length.
Answer:
7.07106781187
Step-by-step explanation:
if its just asking 
:D
Answer:
18 cups.
Step-by-step explanation:
Multiply 4.5 by 4.