A 12 x 18 photograph is pasted in the center of a sheet such that there is a border around it with an equal width all around the picture. Find the width of this border if it is known that the area of both the picture and the border is 280 cm^2.

The frequency table shows the results of a survey comparing the number of beach towels sold for full price and at a discount during each of the three summer months. the store owner converts the frequency table to a conditional relative frequency table by row. which value should he use for x? round to the nearest hundredth. 0.89 0.90 0.92 0.96