Answer:
40 cm squared
Step-by-step explanation:
Area = length * width
10*4cm = 40 cm squared
Answer:
9/2
2+2+2+2=8
9-8=1
2 can go into 9 four whole times
4 1/2
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given

-- City C
--- City K
Required
Determine the 90% confidence interval
This is calculated using:

Calculating 




For a 90% confidence level, the z-score is 1.65. So:

Calculating the standard deviation 

So:


So:


Answer:
$6.25
Step-by-step explanation:
1.25 x 5 = 6.25
it´s the cost times how ever many days