Dianna is using star-shaped beads to make a necklace. The beads she has left are shown. Which of these images shows the beads left to use if her probability of randomly choosing a purple or a green bead next is
5
12
?

If lmn=xyz, which congruences are true by cpctc? check all that apply

What is the slope of the line shown below?

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.