I believe it is neither
For one if you plug in either of them the first one is going to be negative 3. But if you use the second one then your answer would be -3+12= -10 but -3+12 is 9 so I would go with neither because I don't see how it's both
Answer:
I think it is 998.4
Step-by-step explanation:
To find the mean <span>Just add up all the numbers, then divide by how many numbers there are.
7 sets of numbers
the sum of all numbers is 105
105 </span>÷ 7 = 15
so the mean of the years is 15
Answer:
id say 4
Step-by-step explanation:
Answer:
1.5 rooms
Step-by-step explanation:
1/2 x 3