In order to find the average you have to add up all the data values and then find the sum of the data values.

So on average he ran about 82.5 miles.
G = x
Felicia is Gabriella's age + 6
F = x + 6
Their mother is twice Felicia's age
M = 2(x + 6) or 2x + 12
Tanya is the age of their mother plus Gabriella's age
A = 2x + 12 + x = 3x + 12
3x + 12
Let's firstly convert the mixed fraction to "improper" and then proceed,

Step-by-step explanation:
the answer to this question is 410.29
sorry if this is wrong
Answer:
6 stations
Step-by-step explanation:
24=1,2,3,4,6,8,12,24
18=1,2,3,6,9,18
Now we have to find which numbers are the same but that are the largest.
so It would be 6.
So Mrs.Davis can have every student participate in 6 stations.