the answer is 5 if you need an explanation ask for it in the comments
Answer:
11.5758369028
Step-by-step explanation:
Let

If M is the midpoint, the x and y coordinates of M are the average of the x and y coordinates of P and Q:

We can solve this expression for the coordinates of Q:


Plug in the values for the coordinates of M and P to get


Answer:
D. 48
Step-by-step explanation:
In the experiment, 16/40 landed exactly on heads. If you do 16/40 * 3/3 = 48/120.
This means that you can estimate 48 of the next 120 trials have 2 coins showing heads.