First what your going to do is add the ending number and the beginning number together getting 40. After adding these two number together, divide your total, which is 40, by 2. so 40/2 will be 20 as your answer.
Step-by-step explanation:
Mean= The data points that add up, or, the sum of all data points, divided by the number of data points, will give you the answer,
So
20+50+30+40+60+80 would be
100+40+60+80 which is
200.
Since there are 6 numbers in the problem, we do
200/6
which will give us
33.33 etc. (33.3333333333 on and on forever)
Answer:
48
Step-by-step explanation:
Multiply 12 and 4: 48.
Then there are two negatives that cancel out.
Hope this helps :D
Answer:
The difference after 5 years is 772.57