Answer:
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Answer: 
Step-by-step explanation:
The formula for calculating mean = sum of each data / total number
Let the age of the sixth person be x , then
mean = 23 + 13 + 17 + 12 + 15 + x / 6
That is :
22 = 23 + 13 + 17 + 12 + 15 + x / 6
22 = 
= 22 x 6



Answer and step-by-step explanation:
I believe it is 287. I am not entirely sure, but I believe that is the answer.
Answer:
the slope of line A would be 3/4.
Step-by-step explanation:
Answer:
volume of the cylinder divided by 2 is the volume of the cone
Step-by-step explanation: