How many total necklaces can Maria own?

How can you find the conditional probability of a given b as the fraction of b’s outcomes that also belong to a, and interpret the answer in terms of the model? i just need a good explanation

Quick translate "x is 12 units from 20" into an equation. what are the values of x being described? if you can answer any of my other questions that'd be great too

15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form