Answer:
The area of circular plate is <u>144π square centimeters</u>.
Step-by-step explanation :
<h3><u>Solution</u> :</h3>
Here, we have given that the radius of circular plate is 12 centimeters.
So, finding the area of circular plate by substituting the values in the formula :







Hence, the area of circular plate is 144π square centimeters.

Answer:The answer is D
Step-by-step explanation:
This is short cut for this type of questions, ie, gain or loss square/100=5^2/100=>0.25%loss
Always this type of questions will have loss
Answer:

And after operate we got:

So then the gragbe per capita on this was would be 
Step-by-step explanation:
For this case we know the following info:
Total waste generated for a certain country in 2005 : 
Total population for this country in 2005 
And we want to estimate the garbage per capita or per person for 2005, and we can use the following formula:

And after operate we got:

So then the gragbe per capita on this was would be 