A graphed line has a slope of -3. Which of the following sets of ordered pairs could the graphed line pass through? 1. (12,4) and (-9,-3)
2. (-5,19) and (2,-2)
3. (-1,-13) and (5,5)
4. (-3,9) and (-3,7)

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

The graph of h(x)= |x-10| +6 is shown. on which interval is this graph increasing

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?