Answer: 13
Step-by-step explanation:
First, you add them all up which is 8+10+12+15+15+18 which is 78. Then, you divide by how much number there is which here is 6. So, I divided 78 by 6 and got 13.
Answer:
13
Step-by-step explanation:
Add all the numbers and divide by how many numbers are in the set:
8+10+12+15+15+18=78
78/6=13
