Answer:
The mean depends on the no. of family members but the question hasn't mentioned it. So I have no idea what to do with this.
He needs $78.95 to buy 5 of each
<h2>
Answer with explanation:</h2>
The function represents the area of a circle(A) is given by :-

To determine the area of a circle whose radius is 11 inches. , we put the value of r=11 inches, we get

Now, we put
in the above function , we get
