Simplify the rational expression (x+2)/(x²-2x-3) ÷ (x²-x-6)/(x²+6x+5)

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

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?