Xian and his cousin both collect stamps. Xian has 60 stamps, and Kai has 68 stamps. The boys recently joined different stamp-collecting clubs. Xian’s club will send him 16 new stamps per month. Kai’s club will send him 12 new stamps per month. After how many months will Xian and Kai have the same number of stamps? How many stamps will each have?

The given dot plot represents the average daily temperatures, in degrees fahrenheit, recorded in a town during the first 15 days of september. if the dot plot is converted to a box plot, the first quartile would be drawn at __ , and the third quartile would be drawn at link to the chart is here

The boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a) e = 2b - 212 b) b = 2e - 212 c) e = -2b + 212 d) b = -2e + 212

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.