400+575+575+670+720+885+1250=5075
5075/7=725
Mean = 725
400, 575, 575, 670, 720, 885, 1250
Median = 670
725>670
C) The Mean is greater than the Median
Answer:
<h3> sum of the roots:

</h3><h3> product of the roots:

</h3><h3>
Step-by-step explanation:</h3>


From Vieta's formulas applied to quadratic polynomial we have:
if
then
sum of roots: 
product of the roots: 
Answer:
<h2>1529.4 m³</h2>
Step-by-step explanation:
Volume of a pyramid can be found by using the formula

a is the area of the base
h is the height
Since the base is a square we have

We have the final answer as
<h3>1529.4 m³</h3>
Hope this helps you
Step-by-step explanation:
hope i helped pleae mark brainliest