Answer:
if it's 12% then: she's actually paid 88% with a tax of 3%.
Step-by-step explanation:
I did it
You can set up the equation 3y=2r, with r standing for the amount of red paint in gallons, the same going for y. If you substitute in 8.5 for y, you get that 2r=25.5. Divie each side by 2, and r=12.75. So, Pedro uses 12.75 (or 12 and three-fourths) gallons of red paint.
Answer:

Step-by-step explanation:
Given that,
The volume of a sphere is 904.32 mm³.
The volume of a cone that has the same height and circular base with the same diameter is:

The volume of a sphere with the same radius is:

So, the volume of sphere is :

So, the volume of the cone is
.
Answer:
The fact that two variables are correlated does not necessarily mean that one causes the other.
Step-by-step explanation:
We must start from the fact that there are two variables in the exercise and according to what they tell us they are related to each other, but statistically speaking the fact that two variables are correlated does not necessarily mean that one causes the other, therefore this would be statistically wrong.