Sabrina has a credit card with an APR of 22.7%. What is her monthly periodic rate? Round to the nearest ten-thousandth (0.0001) if necessary.

I know the answer is 1.8917% but what are the steps to get that?

What is the equation of a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?

Given: △acm, m∠c=90°, cp ⊥ am , ac: cm=3: 4, mp-ap=1. find am.