If P is inversely proportional to the square of Q , and p is 3 when Q is 6, determine p when q is equal to 3 .

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?