What transformation transforms (p, q) to (q, p)

Janice determined there were 10 possible outcomes when tossing two coins and spinning a spinner numbered 1 through 6. what is the correct number? what might have been janice's error?

Find the missing factor. write your answer inexponential form.9^2=9^4×

Solve 2x − 1 = 11 for x using the change of base formula log base b of y equals log y over log b.