Acommunity organizes a phone tree in order to alert each family of emergencies. in the first stage, one person calls five families. in the second stage, each of the five families calls another five families, and so on. how many stages need to be reached before 600 families or more have been called?

60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?

Amajor grocery store chain is trying to cut down on waste. currently, they get peaches from two different distributors, whole fruits and green grocer. out of a two large shipments, the manager randomly selects items from both suppliers and counts the number of items that are not sell-able due to bruising, disease or other problems. she then makes a confidence interval. is there a significant difference in the quality of the peaches between the two distributors? 95% ci for pw-pg: (0.064, 0.156)

The track team ran a mile and a quarter during their practice how many kilometers did her team runs?