Suppose I have n unfair coins in my pocket such that the probability of heads on each coin is a rational number strictly between 0 and 1 and not equal to 0.5. I randomly select one of the n coins from my pocket and show it to you in the palm of my hand with the heads side clearly turned up. What is the probability that the other side of the coin in the palm of my hand is tails?​

What’s the ratio in simplest form if you count 14 robins out of 150 birds

Of four points are collinear, they are also coplanar

Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply