A rectangular "standing-only" section at the venue changes size as increases in order to manage the flow of people. Let represent the length, in feet, of the section, and let represent the width, in feet, of the section. The length of the section is increasing at a rate of 6 feet per hour, and the width of the section is decreasing at a rate of 3 feet per hour. What is the rate of change of the area of the section with respect to time when and ? Indicate units of measure.

One hundred thirty people were asked to determine how many cups of fruit and water they consumed per day. the results are shown in the frequency table. identify the conditional relative frequency by row. round to the nearest percent. the conditional relative frequency that someone ate more than 2 cups of fruit, given the person drank less than or equal to 4 cups of water is approximately . the conditional relative frequency that someone ate less than or equal to 2 cups of fruit, given the person drank more than 4 cups of water is approximately .