The mean is the average so 180/50 = 3.6 therefor the mean of each donation from each sponsor is £3.60
Answer:
125 is the value of the question
Answer: Second option.
Step-by-step explanation:
You need to use the following formula:

Where "B" is the area of its base and "h" is the height.
According to the data given in the exercise, you know that:

Therefore, knowing this values, you can substitute them into the formula shown before and then evaluate, in order to calculate the volume of thi right pyramid whose base is a regular hexagon.
Then, you get:

Well if you write the statement as an equation then that will get you
3*x^2 = 12x
Now we just solve. You can divide both sides by 3x and that gives you x = 4
Answer:
Step-by-step explanation:
159.39(1-25/100)
159.39(100-25)/100
159.39(75)/100
159.39(0.75)
$119.54