Phone companies in the state of missouri have been debating on whether they should keep pay phones available to the public. the number of functioning pay phones in the state, in thousands, since 1997, is represented on the graph below. select the equation that best fits the displayed data.

Two sides of a triangle mesure 20cm and 30cm. what is the measure of the third side

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.